which is a condition that accompanies left sided heart failure and is cahracterized by non infectious fluid build up
Answers
A condition that accompanies left-sided heart failure and is characterized by non-infectious fluid build-up is called pulmonary edema.
Left-sided heart failure occurs when the left ventricle of the heart is unable to adequately pump blood to the rest of the body. As a result, blood backs up into the pulmonary veins and causes increased pressure in the pulmonary circulation. This increased pressure can lead to the accumulation of fluid in the lungs, resulting in pulmonary edema.
1. Left Ventricular Dysfunction: Left-sided heart failure often occurs due to underlying conditions such as coronary artery disease, hypertension, or myocardial infarction, which impair the functioning of the left ventricle.
2. Increased Pulmonary Pressure: When the left ventricle fails to effectively pump blood forward, it causes a backup of blood into the left atrium and pulmonary veins. This leads to increased pressure in the pulmonary circulation.
3. Increased Capillary Hydrostatic Pressure: The increased pressure in the pulmonary circulation raises the hydrostatic pressure within the pulmonary capillaries. This increased pressure forces fluid out of the capillaries and into the surrounding lung tissues.
4. Accumulation of Fluid in the Lungs: As fluid accumulates in the lung tissues, it impairs the exchange of oxygen and carbon dioxide. This results in symptoms such as shortness of breath, coughing, wheezing, and a sensation of drowning.
5. Non-Infectious Nature: Pulmonary edema in left-sided heart failure is non-infectious, meaning it is not caused by an infection or pathogen. It is a consequence of the hemodynamic changes associated with heart failure.
In summary, pulmonary edema is a condition that accompanies left-sided heart failure and is characterized by the non-infectious accumulation of fluid in the lungs. It occurs due to increased pulmonary pressure and capillary hydrostatic pressure, resulting from left ventricular dysfunction.
To know more about pulmonary edema refer here:
https://brainly.com/question/31454289#
#SPJ11
Related Questions
Colorblindness is a recessive sexlinked disorder carried on the X chromosome. If a normal visioned male married a carrier female, what is the probability that they will have a boy who is colorblind?
Answers
Answer:
Explanation:
25%
Which term describes a single female arctic The group of polar bears that live along the eastern coast of Russia makes upfox?
Answers
The term that describes a single female arctic fox is a vixen.
A vixen is a female fox, including the arctic fox, that is not pregnant or nursing young. It belongs to the Canidae family and is found in the tundra and other Arctic regions of the Northern Hemisphere.The Arctic fox is a small, compact, and sturdy mammal that can survive in some of the world's harshest environments.
The population of Arctic foxes that lives along the eastern coast of Russia is not referred to as a group of polar bears. It is known as a population, a community, or a family.A population is a group of animals of the same species that live in the same area and interact with one another.
A family of arctic foxes is made up of a male and female adult and their offspring. They live together in underground dens that are used for shelter and protection.Arctic foxes are considered a keystone species in the Arctic region because they play a crucial role in the ecosystem. They feed on small animals like lemmings and voles, which helps to regulate their populations. In addition, they are a food source for larger predators like wolves and polar bears, which helps to maintain balance in the food web.
For more such questions on arctic fox, visit:
https://brainly.com/question/27754416
#SPJ8
Select the correct answer. from which sphere of earth did this food originate? deep fried three pieces of chicken legs overlapped each other. a. biosphere b. atmosphere c. troposphere d. hydrosphere e. geosphere
Answers
Deep-fried three pieces of chicken legs overlapping each other originated from Biosphere.
a. Biosphere is the region of the earth where life exists, it can be the areas on land, air, or water. The biosphere consists of the lithosphere, atmosphere, and hydrosphere. Chicken is a terrestrial organism; hence, it can be found in the lithosphere, a part of the biosphere.
b. Atmosphere is the envelope of air or gases around the earth's surface, it contains gases like oxygen, nitrogen, carbon dioxide, etc. It protects the lithosphere from harmful radiations from the sun. Hence, it is an incorrect option.
c. Troposphere is a layer of atmosphere that extends from a height of 6 km to 10 km. It is the atmospheric layer that is present right above the lithosphere. This provides us with oxygen and maintains the temperature of the earth. Hence, it is an incorrect option.
d. Hydrosphere: The entire amount of water on a planet is known as the hydrosphere. Water that is present on the planet's surface, beneath, and in the atmosphere all belong to the hydrosphere. The hydrosphere of a planet can exist as liquid, vapor, or ice. Hence, it is an incorrect option.
e. Geosphere is made up of all the rocks and minerals found on Earth, from the molten rock and heavy metals in the planet's center to the sand on beaches and mountain tops. It includes all the abiotic components of the earth. Hence, it is an incorrect option.
Know more about the spheres of earth
https://brainly.com/question/24215268
#SPJ4
Answer:
Biosphere, i got it right on my test
Explanation:
glycolysis involves the breakdown of one molecule of glucose into
Answers
Glycolysis can occur under aerobic or anaerobic conditions, but under anaerobic conditions, the pyruvate produced during glycolysis is converted into lactate or ethanol, depending on the organism.
What is Glycolysis ?
Glycolysis is the metabolic pathway that breaks down glucose to produce energy in the form of ATP (adenosine triphosphate) and pyruvate. This process occurs in the cytoplasm of all living cells and is the first step in both aerobic and anaerobic respiration. In glycolysis, a molecule of glucose is converted into two molecules of pyruvate through a series of enzymatic reactions, which include phosphorylation, isomerization, oxidation, and substrate-level phosphorylation.The net result of glycolysis is the production of two molecules of ATP and two molecules of NADH for each molecule of glucose that is metabolized. NADH is a high-energy electron carrier that can be used to produce additional ATP through oxidative phosphorylation in the electron transport chain.Two molecules of pyruvate, along with the net production of two molecules of ATP and two molecules of NADH. This process occurs in the cytoplasm of cells and is the first step in cellular respiration, the process by which cells convert glucose and other fuels into energy.
Glycolysis can occur under aerobic or anaerobic conditions, but under anaerobic conditions, the pyruvate produced during glycolysis is converted into lactate or ethanol, depending on the organism. The overall reaction for glycolysis is:
Glucose + 2 NAD+ + 2 ADP + 2 Pi → 2 pyruvate + 2 NADH + 2 ATP + 2 H2O
where NAD+ is the oxidized form of nicotinamide adenine dinucleotide, ADP is adenosine diphosphate, Pi is inorganic phosphate, and H2O is water.
Learn more about Glycolysis click here:
https://brainly.com/question/1966268
#SPJ1
what process occurs in the cytoplasm at the ribosome in the process of protein synthesis
Answers
Answer:
translation
Explanation:
The molecule of mRNA then leaves the nucleus and goes to a ribosome in the cytoplasm, where translation occurs. During translation, the genetic code in mRNA is read and used to make a protein. These two processes are summed up by the central dogma of molecular biology: DNA → RNA → Protein.
todd is 10 years old and his brother, jonah, is 16. if they are like most boys their ages A)Todd gets more exercise than Jonah. B)Both boys get the same amount of exercise,but they differ in the physical activities that they select. C)Jonah gets more exercise than Todd. D)Neither boy gets enough exercise.
Answers
Based on their ages, it is likely that Jonah gets more exercise than Todd.
Here correct option is C.
Generally, older children and teenagers tend to engage in more physical activities and have greater opportunities for exercise compared to younger children.
Jonah, being 16 years old, may participate in sports, engage in physical education classes, or be involved in other active pursuits that promote exercise.
On the other hand, Todd, being only 10 years old, may have fewer structured activities or may be limited in his options for exercise. However, it is important to note that individual differences and personal preferences can also play a role, and it is possible that Todd may participate in activities outside of organized sports that contribute to his exercise levels.
Know more about physical education here
https://brainly.com/question/28271935#
#SPJ11
Cell differentiation occurs when various genes are expressed to a different extent in different cells. What does it mean for a gene to be "turned off," or not expressed?
A. Transcription into RNA does not occur for that gene.
B. That gene is removed from the cell's DNA.
C. The RNA for that gene is not translated into protein.
D. The proteins sequenced by that gene are broken down inside the cell.
Answers
Answer:
C.
Explanation:
When it is said that a gene is "turned off" this usually means that this particular gene is no longer making the directions that need to be followed in order to make proteins. Therefore the proteins that are needed for a specific job, such as tolerating lactose, are not being produced. So the answer in this question would be that the RNA for that gene is not translated into protein.
Answer:
Answer is A.Transcription into RNA does not occur for that gene.
Explanation:
a. Al 2024 is an example of an aerospace 2000 series Al alloy typically used after a T3 temper. What is meant by this T3 temper, what microstructural changes occur as a result of the treatment and what influence does the resultant microstructure have on the mechanical properties? In your answer you should relate the optimum microstructure with the common applications and loading environment for these materials. b. i. The higher strengths of the 7000 series Al alloys compared to other classes of Al alloys lends themselves to applications such as upper wing skins and stringers where compressive loading is significant. One of the common alloys is 7045-T6. Explain what is meant by the T6 temper designation, what influence this has on the microstructure and why it is commonly applied with 7000 series alloys? ii. In some cases a T7 temper may be applied with 7000 series alloys, how does this temper differ from T6, what influence does it have on the microstructure and why might it prove the optimum microstructure in some instances? 4 Col. Titanium alloys may be considered as a replacement typically for only one of these aluminium alloy types. What is the significant advantage of titanium alloys, which aluminium alloy type would be replaced and why2. [5 marks) 5 ii. Suggest with justification a Ti alloy that would be applied in this structural application.
Answers
a. T3 TemperT3 temper is a heat treatment process that is applied to metals. The process of T3 temper involves heating a material to a temperature that is lower than the melting point of the material and then cooling it rapidly to quench it. The microstructural changes that occur as a result of the T3 temper process include the formation of a fine and uniform distribution of precipitate particles. As a result of the treatment, the resultant microstructure has a higher level of hardness, strength, and durability. The optimum microstructure for aerospace 2000 series Al alloy after T3 temper is a fine and uniform distribution of precipitate particles that provide the required strength and durability.Common applications of T3 tempered Al 2024 aerospace alloys include fuselage and wing structures. The loading environment for these materials is typically tensile stress and fatigue loads.
b. i. T6 TemperT6 temper is a heat treatment process that is applied to aluminum alloys. The T6 temper process involves heating a material to a temperature of 495°C (925°F) and holding it there for a period of time, then cooling it rapidly. The T6 temper designation means that the aluminum alloy has been solution heat-treated and artificially aged, which results in an increase in the strength of the alloy. The influence of T6 temper on the microstructure of 7000 series alloys is that it results in a fine and uniform distribution of precipitate particles that provide strength, hardness, and durability. T6 temper is commonly applied with 7000 series alloys because it results in a high level of strength and hardness.
ii. T7 TemperT7 temper is a heat treatment process that is applied to aluminum alloys. The T7 temper process involves heating a material to a temperature of 475°C (885°F) and holding it there for a period of time, then cooling it rapidly. The T7 temper designation means that the aluminum alloy has been solution heat-treated and over-aged, which results in a reduction in the strength of the alloy. In some instances, T7 temper may prove the optimum microstructure because it results in an increase in the ductility of the alloy. This increase in ductility may be useful in applications where high compressive loads are expected.
4 Col. Titanium alloys may be considered as a replacement typically for only one of these aluminum alloy types. The significant advantage of titanium alloys is that they have a higher strength-to-weight ratio than aluminum alloys. The aluminum alloy type that could be replaced by titanium alloys is the 2000 series. Titanium alloys are commonly used in aerospace applications because of their high strength-to-weight ratio, which makes them ideal for applications where weight is a critical factor.
5 ii. Ti alloy that would be applied in this structural application is Ti-6Al-4V, which is a two-phase α+β titanium alloy. This alloy is widely used in aerospace applications because it has excellent mechanical properties, such as high strength, low density, and excellent corrosion resistance. Additionally, Ti-6Al-4V has excellent weldability and is easy to machine, which makes it an attractive choice for use in structural applications.
About TitaniumTitanium is a chemical element in the periodic table that has the symbol Ti and atomic number 22. This element is a light, strong, lustrous, corrosion-resistant transition metal with a silvery-white-metallic color. Titanium has a hard surface with a grayish-white color. . This is because the material is made of rocks or hard metal.
Learn More About Titanium at https://brainly.com/question/10816130
#SPJ11
atus
am
What are consumers known as?
Answers
Answer:
Like sea angels, they take in organic molecules by consuming other organisms, so they are commonly called consumers. Heterotrophs can be classified by what they usually eat as herbivores, carnivores, omnivores, or decomposers.
Explanation:
Brainliest please? It would really help me out!
True / False: DNA does not have the information needed to copy itself.
Answers
Answer:
true
Explanation:
Before a cell divides, its DNA is replicated (duplicated.)
Answer:TRUE
Explanation:
1 Write a one or two statements to explain each of these views
I .Earth is a system of systems, of which humans are a part.
Ii Energy cycles through these systems and affects changes in the composition of, but not the amount of the matter in the system.
iii. Our actions cause changes in the composition and energy content of the environment, and this changed environment can affect our lives.
iv Negative aspects of this change are distributed inequitably; the poorest are most negatively affected.
Answers
For each of the given views, their explanations are as follows:
The first statement means that various systems are essential to the existence of the earth and humans are one of the systemsThe second statement means that energy is cycled among all the systems of the earth.The third statement means that human activities affect the flow of energy through the earth's systems.The fourth statement means that the problems caused by human activities affect mostly the poor.What are earth's systems?Earth's systems refer to all the various components of the earth that contribute to the maintenance of life on earth.
The earth's system includes the biotic and abiotic factors of the earth.
They include humans, plants, animals, water, soil, etc.
Learn more about earth's systems at: https://brainly.com/question/1265737
#SPJ1
what are the three fundamental feeding types in the kelp forrest?
Answers
We can confirm that the three main feeding types in the kelp forest are herbivores, secondary consumers, and tertiary consumers.
What are different about these consumers?Herbivores are the primary consumers of the ecosystem. They will feed exclusively on the kelp for survival. Meanwhile, the secondary consumers will feed on these herbivores. Finally, the tertiary consumers will feed on both of the previous consumers, thus completing the three levels of feeding types.
Therefore, we can confirm that the three main feeding types in the kelp forest are herbivores, secondary consumers, and tertiary consumers.
To learn more about consumers visit:
https://brainly.com/question/2676728?referrer=searchResults
In a certain population of rabbits, the allele for brown fur is dominant over the
allele for white fur. If 10 out of 100 rabbits have white fur, what is the allele
frequency for the recessive allele?
The Hardy-Weinberg equation is:
(homozygous dominant]? + 2[heterozygous] + [homozygous recessive]? = 1
A. 0.90
B. 0.32
C. 0.10
) D. 0.95
Answers
According to the scenario, the allele frequency of the recessive allele is 0.19. It is given in none of the options.
What is Population?A population may be defined as the number of individuals belonging to the same species living in the same area at a definite time period. The size, abundance, birth rate, death rate, density, and dispersion are the characteristics of the population. These characteristics are known as Demographic factors.
According to the question,
The number of offspring that have white fur = 10
The total number of offspring = 100.
So, the frequency of recessive genotype, f(aa) = 10/100 = 0.1.
∴ The frequency of the dominant genotype, f(AA) = 1 - 0.1 = 0.9.
The frequency of heterozygote genotype, f(Aa) = 2 × 0.9 × 0.1 = 0.18.
Now, the allele frequency for the recessive allele is calculated by the following formula:
f(a) = f(aa) + 1/2f(Aa) = 0.1 + 0.09 = 0.19.Therefore, according to the scenario, the allele frequency of the recessive allele is 0.19. It is given in none of the options.
To learn more about Hardy Weinberg genetic equilibrium, refer to the link:
https://brainly.com/question/16823644
#SPJ1
within how many hours must cooked tcs food be cooled
Answers
TCS food should be cooled within six hours. According to the US Food and Drug Administration (FDA) guidelines, cooked TCS food should be cooled within six hours.
Cooling food down rapidly is important to prevent the growth of bacteria and other harmful pathogens that can cause foodborne illness.TCS refers to foods that require time and temperature control for safety, such as meat, poultry, fish, dairy products, and cooked rice. When these foods are cooked and then left at room temperature for too long, bacteria can grow and multiply quickly. To prevent this from happening, it's important to cool TCS foods down as quickly as possible.
The FDA recommends using one of the following methods to cool TCS foods:
Divide large quantities of food into smaller portions, then place the containers in an ice bath or under cold running water.Stir the food occasionally to help it cool more quickly. Place hot food in shallow pans, then place the pans in the refrigerator or freezer. Make sure the pans are no more than two inches deep so that the food can cool quickly. Store the food in a cool, dry place that is below 41 degrees Fahrenheit. Avoid placing hot food in the refrigerator or freezer, as this can cause the temperature to rise and compromise the safety of other foods.To know more about Food and Drug Administration please refer:
https://brainly.com/question/33378104
#SPJ11
three benefits attributed to all psychotherapies are:
Answers
Answer:
hope for demoralized people, new perspective, and a healthy relations
Describe the energy transformations that occur when you use energy to
power your computer? (At least 4 sentences)
PLEASE HELP!!
Answers
Answer:
How is energy transformed in computers? Mostly from electrical to heat. The electrical may come from chemical in the form of a battery. A very small proportion of the electrical energy is converted to light (the screen) and sound, and some kinetic in the rotation of fans or hard disk platters.
Explanation:
which factor differentiates stress induced cardiomyopathy from other forms of cardiomyopathy
Answers
Stress-induced cardiomyopathy is different from other types of cardiomyopathy due to the following factor: it is caused by emotional or physical stress, while other types of cardiomyopathy are caused by genetic mutations, infections, or other medical conditions.
What is stress-induced cardiomyopathy?Stress-induced cardiomyopathy, also known as takotsubo cardiomyopathy or broken heart syndrome, is a type of heart disease characterized by temporary weakening of the heart muscles.
This weakening is believed to be caused by emotional or physical stress, such as the death of a loved one, a divorce, an argument, financial problems, or a major medical procedure. Signs and symptoms of stress-induced cardiomyopathy include chest pain, shortness of breath, rapid or irregular heartbeat, and fainting. The symptoms of stress-induced cardiomyopathy are similar to those of a heart attack, but the two conditions are not the same.
What is cardiomyopathy?Cardiomyopathy is a heart disease that affects the heart muscles. It can make it difficult for the heart to pump blood to the rest of the body. There are different types of cardiomyopathy, including dilated, hypertrophic, and restrictive cardiomyopathy.
Dilated cardiomyopathy is the most common type and is caused by genetic mutations, infections, or other medical conditions. Hypertrophic cardiomyopathy is caused by thickening of the heart muscles, while restrictive cardiomyopathy is caused by stiffening of the heart muscles.
To know more about cardiomyopathy, refer here:
https://brainly.com/question/10483079#
#SPJ11
a creek provides habitat and breeding sites for several different amphibian species. which scale of life represents the interactions between the amphibians and the creek
Answers
Amphibians are organisms that enjoy dampness. As a result, it is projected that in damp areas, there will be a high species variety. The information that the amphibians favoured the habitat of high moisture .
What makes amphibians' habitat unique?Although they can live on land, adult amphibians must stay in a damp, watery habitat. This is because amphibians have skin, another distinctive characteristic. Due to their delicate skin, amphibians are able to breathe and absorb water.
What distinguishes the habitat of amphibians?Even though adult amphibians must remain in a moist and wet environment, they can live on land. This is due to the skin of amphibians, another unique trait. Amphibians can breathe and absorb water because to their delicate skin.
To know more about moisture visit:
https://brainly.com/question/12486276
#SPJ1
How does the flu affect businesses and governments? Could it affect residents’ access to certain resources?
Answers
Answer:
Ofcourse it does
Explanation:
Imagine one person have flu and he or she goes to met someone who is healthy but when they talk other infected person's flu goes to other healthy person and that new infected person goes to another and they go to another and thats how it seperate. But we have solution for this the first infected person need to wear mask so that his or her flu don't pass out to anothers.
Name one type of food that is made from glycerol and fatty acids.
Answers
Answer:
Fats and oils are esters of glycerol and three fatty acids. ... Other animal and vegetable fats contain predominantly longer-chain SFAs (more than 14 carbons in length) and are found chiefly in meats, butterfat, and some vegetable oils.
Explanation:
Fats and oils are esters of glycerol and fatty acids.
guys why is no one answering my question ?
if u want my biology question tell me plzz
Answers
Answer:
I'll take it!
Explanation:
Answer:
He/She does not know the proper or correct answer and therefore does not make any attempt to answer. Or, he/she is busy. He/She knows the answer but perhaps has more pressing work or better priorities, and does not have the time to make the efforts to answer. Possibly he/she is unwilling.
Explanation:
ídk maybe its hard? ig...
Write a definition for the scientific idea that you are writing about. Make sure that it is about electrical conduction or electrical induction
Answers
Electrical conduction refers to the movement or flow of electric charges through a conductive material. It is the transfer of electrons within a substance or between different substances that allows for the transmission of electrical energy.
In electrical conduction, when a voltage or potential difference is applied across a conductor (such as a wire), the free electrons within the material gain energy and start to move. These mobile electrons, also known as charge carriers, drift in response to the electric field established by the applied voltage. As a result, electric current is generated and flows through the conductor.
Conduction can occur in various materials, including metals, as they have a large number of loosely bound electrons that can easily move and transfer charge. Other materials, such as semiconductors and electrolytes, also exhibit electrical conduction, although their mechanisms may differ.
Understanding electrical conduction is crucial in various fields, including electronics, power transmission, and telecommunications. It forms the basis for the functioning of electrical circuits and enables the efficient transfer of electrical energy from a power source to various devices and components.
Know more about conduction here:
https://brainly.com/question/12136944
#SPJ8
During cellular respiration which of the following is equal to the number of atoms in carbon and glucose
Answers
Answer:
Total number of oxygen atoms in carbon dioxide and water.
During cellular respiration, the total number of oxygen atoms in carbon dioxide and water is equal to the total number of oxygen atoms in glucose and oxygen gas.
Cellular respiration is the process by which food substances such as glucose are broken down to yield energy in the form of ATP. This energy is in turn stored or used by the cells to drive cellular process such as transport.
Cellular respiration occurs in three phases namely; glycolysis, kreb's cycle and electron transport chain.
The process uses glucose and oxygen as the reactants to yield energy, and carbon dioxide an water as byproducts.
The equation for the process is;
C6H12O6 + 6O2 --> 6CO2 + 6H2O + ATP
hope i helped
Explanation:
HELP PLEASE
Which is not an example of a corporation working to preserve the environment?
A) instituting a program to prevent pollution in the manufacturing process
B) Building a "green" headquarters office
C) making a large donation to an environmental organization
D) inserting self-serving to exemptions into an environmental bill
Answers
Answer: D) inserting self-serving to exemptions into an environmental bill
Explanation:
I just took the test
What are the different types of biotechnology? need help plz.
Answers
Answer:
red biotechnology
green biotechnology
white biotechnology
yellow biotechnology
blue biotechnology
grey biotechnology
gold biotechnology
(1) Animal Biotechnology
(2) Medical Biotechnology
(3) Industrial Biotechnology
(4) Environmental Biotechnology
(5) Plant Biotechnology.
Question 7 (2 points) Saved Which of these is not a part of a fungus? a. Mycelium b. Hyphae c. Fruit body d. Root Question 8 (2 points)
Answers
These is not a part of a fungus, is d. Root.
On the other hand, mycelium, hyphae, and fruit body are all parts of a fungus. Mycelium is a network of thread-like structures that are responsible for absorbing nutrients from the environment. Hyphae are the individual thread-like filaments that make up the mycelium. Fruit bodies are the reproductive structures of fungi that produce spores, which help in the propagation of the species.
Fungi are diverse organisms that play a crucial role in maintaining the balance of the ecosystem. They are found in different habitats ranging from soil, water, and air. The structure and function of fungi vary depending on the species and their ecological niche. Understanding the various components of fungi can help in identifying different species and their role in the ecosystem. These is not a part of a fungus, is d. Root.
Learn more about fungi at:
https://brainly.com/question/14636509
#SPJ11
PLZZZZZZZZZZ ANSWER CORRECTLY PLZ I REALLY NEED THIS. “An asteroid, also known as the Chicxulub Impactor, hit Earth some 66 million years ago, causing a crater 180 km wide. The impact of the asteroid heated organic matter in rocks and ejected it into the atmosphere, forming soot in the stratosphere.
Soot is a strong, light-absorbing aerosol that caused global climate changes that triggered the mass extinction of dinosaurs, ammonites, and other animals, and led to the macroevolution of mammals and the appearance of humans.”
(Source: Kunio Kaiho & Naga Oshima; Scientific Reports, volume 7, Article number: 14855 (2017), https://doi.org/10.1038/s41598-017-14199-x)
Describe one or two other significant impact events in Earth’s early or modern history. How do the craters of these impacts look today (in case they were found)? What were the consequences of these impacts?
Answers
suppose a carbon dioxide molecule leaves a respiring muscle cell in the leg and is transported in blood to the lungs. it moves through
1) heart
2) systemitic vein
3) alveolar capillaries
4) pulmonary artetry
5) capillaries near muscle cells
in what order does this carbon dioxide molecule encounter these structures?
Answers
Answer:
Explanation:
the carbon dioxide molecule encounters the structures in the following order: 5) capillaries near muscle cells, 2) systemic vein, 1) heart, 4) pulmonary artery, and 3) alveolar capillaries.
Of compound with molecular formula are burned in a constant-pressure calorimeter containing of water at. The temperature of the water is observed to rise by. (you may assume all the heat released by the reaction is absorbed by the water, and none by the calorimeter itself. ) calculate the standard heat of formation of compound at. Be sure your answer has a unit symbol, if necessary, and round it to significant digits.
Answers
The standard heat of formation of compound C₃H₄ is 276.8kJ/moles
In this case, the equation used to model the heat transfer to the calorimeter and calculate the heat of reaction is:
ΔHrx = mcΔT
where ΔHrx is enthalpy, m is mass, c is the specific heat, and ΔT is the temperature change. Obtained by substituting water volume, temperature change, and specific heat.
This reaction enthalpy corresponds to the combustion of propyne.
C₃H₄ + 4O₂⇒3CO₂ +2H₂O
Changes in their enthalpies affect the enthalpies of formation of propyne, carbon dioxide, and water, targeting the enthalpy of propyne.
ΔHrx = 3ΔHf CO₂ + 2ΔHf H₂O - ΔHf C₃H₄
However, the reaction enthalpy must be expressed in kJ per mole of C₃H₄, so divide by the corresponding number of moles in 7.00 g of this compound.
ΔHrx = -339.16 kJ x 1/7.00 g x 40.06 g/1 mol = -1940.9kJ/mol
Then solve for the enthalpy of formation of C₃H₄ as shown below.
ΔHf C₃H₄ = 3ΔHf CO₂ + 2ΔHf H₂O - ΔHrx
So plug in and get (the enthalpies of formation of CO2 and H2O can be found in the NIST database):
ΔHf C₃H₄ = 3ΔHf CO₂ + 2ΔHf H₂O - ΔHrx
ΔHf C₃H₄ = 3(-339.16 kJ) + 2(-241.8 kJ) - (-1940.9 kJ)
ΔHf C₃H₄ = 276.8kJ/moles
Your question is incomplete but most probably your full question was
7.00 of Compound x with molecular formula C3H4 are burned in a constant-pressure calorimeter containing 35.00kg of water at 25c. The temperature of the water is observed to rise by 2.316c. (You may assume all the heat released by the reaction is absorbed by the water, and none by the calorimeter itself.) Calculate the standard heat of formation of Compound x at 25c.
Be sure your answer has a unit symbol, if necessary, and round it to 3 significant digits.
learn more about Standard heat at https://brainly.com/question/13096727
#SPJ4
Why would pollution contamination of an aquifer be potentially more serious (put more
people at risk) than contamination of a small surface pond? You can annotate the
diagram below to support your explanation