Answer:
Greenhouse gasses got their name from a greenhouse
Explanation:
Since greenhouses have plants inside in which the building lets sunlight in to the plants and greenhouse gasses trap heat. (sorry if my answer is confusing)
A chemical equation is balanced whenA. the total number of molecules is the same in reactants.B. The charge on each atom is the same in reactants and products.C. the total number of ions is the same in reactants and products.D. the sum of the coefficients of the reactants is equal to the sum of the coefficients of the products.E. the number of atoms of each element is the same in reactants and products.
A chemical equation is balanced when E. the number of atoms of each element is the same in reactants and products because in a balanced chemical reaction the amount of reactants is equal to the amount of products.
A balanced chemical equation represents a chemical reaction with the same number of atoms of each element on both sides of the equation. In other words, the total mass and the number of atoms in the reactants are equal to those in the products.
The balance of the equation is achieved by adjusting the coefficients in front of the chemical formulas of the reactants and products to ensure that the same number of atoms of each element is present on both sides of the equation. Hence, option E is correct.
Balancing the chemical equation is important as it helps to predict the amount of reactants and products that will be used and formed, respectively, and it also ensures that the reaction follows the law of conservation of mass.
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Which of the following is a compound?
Select the correct answer below:
Water
Sodium
Chlorine
Oxygen
water
explanation:
water consists one oxygen atoms and two hidrogen of atom.
compound: have two or more atom
Hope this helps :)
glucose + oxygen → carbon dioxide + water Glucose, like other sugar molecules, often serves as an energy source for cells. Cells release energy by breaking down glucose through chemical reactions with oxygen gas. This process produces carbon dioxide gas and water. Which of the following substances are key reactants of this process? Select two.
The key reactants in the process of breaking down glucose through chemical reactions with oxygen gas are glucose and oxygen.
Glucose and oxygen are the reactants that undergo chemical changes, releasing energy in the form of ATP (adenosine triphosphate) through the breakdown of glucose molecules.
Glucose, a sugar molecule, serves as the source of energy for cells. It is a carbohydrate that undergoes a series of metabolic reactions, such as cellular respiration, to release energy stored within its chemical bonds.
Oxygen gas (O2) is required for the process of aerobic respiration. In the presence of oxygen, glucose is oxidized in a series of enzymatic reactions, ultimately resulting in the production of carbon dioxide (CO2) and water (H2O).
The overall chemical equation for this process is:
glucose + oxygen → carbon dioxide + water
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The structure in a reaction that has the highest potential energy is the: Select the correct answer below: a reactant b product c transition state d depends on the reaction
The transition state is the structure in a reaction with the highest potential energy.
Option C is correct.
In a synthetic response, a change state is a transitional stage among reactants and items. A temporary arrangement of atoms at the reaction's potential energy barrier is known as a transition state. The activation energy of the reaction is determined by the amount of energy required to cross the potential energy barrier.
The energy of a reaction changes as the reaction progresses and the reactants are transformed into products.
The process by which atoms are rearranged to produce one or more distinct substances is known as a chemical reaction. Changes that can be seen include the production of heat and light, the formation of gas bubbles, and color shifts in the reactants during chemical reactions. In synthetic responses, molecules revise, bond, or fall to pieces.
The reactants are the atoms in the reaction's initial state, and the products are the atoms in the reaction's final state. Through the formation and breaking of chemical bonds, the reactants become the products. The equilibrium of a reaction is always maintained, which means that both sides of the equation have the same number of atoms.
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Determine the hydroxide ion concentration in a solution that is 0.00014 M HCl
To determine the hydroxide ion concentration in a solution of hydrochloric acid (HCl), one needs to consider that HCl is a strong acid that completely dissociates in water, forming hydronium ions (H3O+) and chloride ions (Cl-).. the hydroxide ion concentration in the solution of 0.00014 M HCl is approximately 7.14 x \(10^-^1^1\) M.
Here the calculation is below<
[H3O+] = 0.00014 M [OH-] = [H3O+] (since the solution is neutral)
Using Kw = [H3O+][OH-], one can substitute the values:
(1.0 x \(10^-^1^4\)) = (0.00014)([OH-])
Rearranging the equation to solve for [OH-]:
[OH-] = (1.0 x \(10^-^1^4\)) / (0.00014)
Calculating the value:
[OH-] ≈ 7.14 x \(10^-^1^1\) M
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Different between organic fertilizer and inorganic fertilizer
Organic fertilizers are made from mined rock minerals, and natural plant and animal materials. They include ingredients like manure, guano, dried and powdered blood, ground bone, crushed shells, finely pulverized fish, phosphate rock, and wood.
Inorganic fertilizer is synthetic, comprised of minerals and synthetic chemicals. Most of the minerals in inorganic fertilizer are mined from the earth, and balanced inorganic fertilizers are high in all three macronutrients and can contain ammonium sulfate, magnesium sulfate, and potassium chloride.
mark me brainliesttt :))
What dose nervous system mean
Answer:
your brain spinal cord and nerves
If sodium (na) has 4 neutrons, 3 protons, and 2 electrons, which would be the correct ion symbol?.
According to electronic configuration, the correct symbol for sodium with 4 neutrons, 3 protons, and 2 electrons is Na-2.
What is electronic configuration?
The distribution of electrons in atomic or molecular orbitals within an atom or molecule is referred to as its electronic configuration. It explains how every electron in an orbital move on its own.
For understanding the period table, one needs to know about electronic configuration. It aids in comprehending the chemistry of various elements.
For an element to become stable, chemical reactions must take place. The transition elements adhere to the 18-electron rule, whereas the main group elements follow the octet rule in their electrical arrangement. Noble elements are thought to be stable because their valence shells are finished in the ground state.
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Potassium hydrogen phthalate, khp, is used as a primary standard for determining the concentration of a solution of naoh by titration. If the khp has not been dried before weighing, the calculated molarity of the naoh would be.
If the KHP was not dried before weighing, the calculated NaOH molarity would be higher than the actual value because the apparent mass of KHP includes water.
What is KHP ?KHP is potassium hydrogen phthalate. Stable in air and easy to weigh, it is commonly used as a primary standard in pure form for sodium hydroxide titration.However, if the KHP is not dry enough, the calculated KHP molarity will be higher than the actual value because the mass of water is included as part of the KHP mass.Again, the molar ratio of reaction between KHP and NaOH is 1:1. Therefore, if the molar concentration of KHP is higher than the actual value, the molar concentration of NaOH is also higher than the actual value.To know more about potassium hydrogen phthalate visit:
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The greater electronegativity difference between two atoms bonded together, the greater the bond's percentage of __________
a. ionic character
b. nonpolar character
c.metallic character
d.electron sharing
Your answer is: ionic character
The greater electronegativity difference between two atoms bonded together, the greater the bond's percentage of ionic character.
Electronegativity is a chemical property that describes the tendency of an atom or a functional group to attract electrons toward itself.
The electronegativity of an atom is affected by both its atomic number and the distance that its valence electrons reside from the charged nuclei.
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Which is consistent with a primary acid-base disturbance of respiratory acidosis with renal compensation? Blood carbon dioxide levels would be below normal and bicarbonate ion levels would be in the normal range. Blood carbon dioxide levels would be above normal and bicarbonate ions levels would begin to rise. Blood carbon dioxide levels would be below normal,and bicarbonate ions levels would begin to fall. Blood carbon dioxide levels would be below normal and bicarbonae ions levels would begin to rise. The renal threshold is The maximum amount of a particular substance that can be excreted in the urine per unit time. The maximum amount the urine can be concentrated (maximal osmotic concentration the kidney can achieve) The plasma concentration of a particular substance at which it transport maximum is reached and the substance first appears in the urine. The maximum amount of a particular substance that tubular cells are capable of reabsorbing per unit time. Which option would you select on a blood work order form, if you needed to know how many lymphocytes where in a blood sample? differential count CBC platelet count PCV MCHC Which of the following would cause a "left shift" in the oxygen hemoglobin saturation curve? increase in BPG decrease in pH. decrease in temperature a change from fetal hemoglobin to adult hemoglobin
When the oxygen hemoglobin dissociation curve is "shifted to the left," it means that the hemoglobin is more tightly bound to oxygen.
Primary acid-base disturbance of respiratory acidosis with renal compensation is consistent with Blood carbon dioxide levels would be above normal and bicarbonate ions levels would begin to rise. Among the given options, Blood carbon dioxide levels would be above normal and bicarbonate ions levels would begin to rise is consistent with a primary acid-base disturbance of respiratory acidosis with renal compensation.
What is respiratory acidosis?
Respiratory acidosis is a situation in which the lungs cannot eliminate all of the carbon dioxide the body generates. As a result, too much carbon dioxide stays in the blood. Carbon dioxide is an acid, so an excess amount can cause the blood to become too acidic (low pH).
What is meant by the renal threshold?
The maximum amount of a specific substance that can be excreted in the urine per unit time is referred to as the renal threshold. It's also defined as the point where the renal tubules are fully saturated and excess material spills into the urine.
What test would you choose on a blood work order form to determine how many lymphocytes are present in a blood sample?
The differential count is the blood work order form to select if you want to determine how many lymphocytes are present in a blood sample.
What would cause a "left shift" in the oxygen hemoglobin saturation curve?
A left shift in the oxygen hemoglobin saturation curve would be caused by a decrease in temperature.
When the oxygen hemoglobin dissociation curve is "shifted to the left," it means that the hemoglobin is more tightly bound to oxygen.
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Which molecule contains the most easily broken carbon-carbon bond? H_2C=CH_2 OF_2C=CF_2 H_3C-CH_3 Triple bond in N2
H₂C=CH₂ contains the most easily broken carbon-carbon bond.
Which molecule among H₂C=CH₂, OF₂C=CF₂, H₃C-CH₃, and N₂ has the weakest carbon-carbon bond?Among the given options, the molecule with the most easily broken carbon-carbon bond is H₂C=CH₂.
In this molecule, the carbon-carbon bond is a double bond, consisting of one sigma bond and one pi bond. Pi bonds are generally weaker than sigma bonds due to their overlapping electron density being spread out above and below the bond axis. As a result, pi bonds are more susceptible to breakage compared to sigma bonds.
On the other hand, in OF₂C=CF₂, the carbon-carbon bond is also a double bond, but the presence of fluorine atoms enhances the bond strength due to their high electronegativity.
In H₃C-CH₃, the carbon-carbon bond is a single bond, which is stronger than a double bond and less prone to breaking.
The triple bond in N₂ is the strongest among the given options, requiring a significant amount of energy to break.
Therefore, H₂C=CH₂ contains the most easily broken carbon-carbon bond.
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How does the mountain affect an air mass blowing over it?
What is entropy and examples?
Entropy is a measure of the disorder or randomness of a system. It is a thermodynamic property that is often used to describe the amount of energy that is unavailable to do work in a system.
A way to describe the second law of thermodynamics, which states that entropy always increases over time in an isolated system.
Entropy can be defined mathematically as S = k * ln (W) where S is entropy, k is the Boltzmann constant, and W is the number of microstates (possible arrangements of the system) that correspond to a given macrostate (overall condition of the system).
A common example of entropy is the process of heat transfer from a hot object to a cold object. As heat is transferred, the hot object loses energy and becomes cooler, while the cold object gains energy and becomes warmer.
This process increases the entropy of the overall system, as the energy that was once concentrated in the hot object becomes more spread out and disordered.
Another example of entropy is the process of mixing two different substances, such as water and oil. Before they are mixed, the water and oil are in separate regions of the container, but after they are mixed, the molecules of water and oil are randomly distributed throughout the container.
This process increases the entropy of the system, as the molecules are now in a more disordered state.
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I am creating my own fish species and I need a creative name for it? Any suggestions ?
Answer:
Ariel Dexter Misses Puff
Fishy Angel Lenny
Spike Barbie Jabberjaw
Jack Sparrow Crystal Oscar
PLZ GIVE ME BRAINLIEST
The reaction nC2H4 + (-C2H4-)n is
an
example of
1.
saponification
2.
esterification
3.
polymerization
4.
fermentation
Answer:
Polymerization
Explanation:
Polymerization is the process by which molecules of small organic compounds combine repeatedly, in a regular manner, to form a complex organic compound. These small organic repeated units are called monomers, while the complex product formed are referred to as polymer.
In this reaction,
nC₂H₄ + -(C₂H₄-)n is the combination of smaller units of C₂H₄(ethene) to form larger units of (C₂H₄)n (polyethene).
Polyethene is formed due to addition polymerization which is the process where ethene break their double bonds to form links, so that the empirical formula of both are the same. This occurs in a chain reaction and the process is known as polymerization.
PLS ANSWER FAST AHAH
distilled water is a pure substance
true or false ?
Answer:
True
Explanation:
If you see distilled water, it's a pure substance. That means that there are only water molecules in the liquid. A mixture would be a glass of water with other things dissolved inside, like one of those powders you take if you get sick or Kool-Aid.
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Barry purchased a whole life insurance policy. Which of the following choices is true?
Answer:
where the following choices??
Explanation:
You heat 100 mL of water and 1000 mL of water using 40,000 joules of energy. What would be the outcome of this experiment? *
A. The 100 mL of water would be a higher temperature than the 1,000 mL of water.
B. The 100 mL of water would be a lower temperature than the 1,000 mL of water.
C. They would both be the same temperature.
D. There is not enough information
Answer:
A. The 100 mL of water would be a higher temperature than the 1,000 mL of water.
Explanation:
Since the volume of water affects temperature, when the volume increases this results in a lower temperature. This means that the water with the smaller volume will have a higher temperature.
How many atoms are there in 284 grams of methane gas (CH4)?
Answer:To determine the number of atoms in 284 grams of methane gas (CH4), we need to use the molar mass of CH4 and Avogadro's number.The molar mass of CH4 is 12.01 + 4(1.01) = 16.05 g/mol.Avogadro's number is the number of particles (atoms, molecules, etc.) in one mole of a substance, and is equal to 6.022 x 10^23 particles/mol.To calculate the number of atoms in 284 grams of CH4, we can use the following steps:Convert the mass of CH4 to moles:Number of moles = Mass / Molar mass
Number of moles = 284 g / 16.05 g/mol = 17.68 molCalculate the number of atoms using Avogadro's number:Number of atoms = Number of moles x Avogadro's number
Number of atoms = 17.68 mol x 6.022 x 10^23 atoms/mol = 1.064 x 10^25 atomsTherefore, there are approximately 1.064 x 10^25 atoms in 284 grams of methane gas (CH4)
Explanation:
Assume that temperature and number of moles of gas are constant in this problem.
Use the graph to complete the statement below.
This graph shows that pressure and volume have
The relationship can be seen as a nonlinear inverse relationship.
Relationship of volume and pressureGas particles are squeezed and have less room to move as pressure rises. As a result, the gas takes up less space. Similar to this, as pressure drops, the space available for the gas particles to flow expands, increasing volume.
It's crucial to remember that Boyle's law counts on the temperature and gas volume remaining constant. In order to adequately represent the relationship between volume and pressure during deviations from ideal conditions, such as high pressures or low temperatures, additional considerations, such as the compressibility factor or the ideal gas law, may be necessary.
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Question 1
A) How can a stationary metal sphere have kinetic energy, the energy of motion? (1 point) (A
The metal's molecules are moving around.
The metal is made of atoms, which store potential energy.
The metal sphere can be rolled.
x?
The metal is made of atoms, which are vibrating in place.
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average kinetic energy of the particles in the substance Xadhoesb teed ons
Okinetic energy of the substance
Opotential energy of the substance
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A) What happens when thermal energy is applied to an ice cube? (1 point)
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The stationary metal sphere can have kinetic energy by: The metal's molecules are moving around.
When you find a substance's temperature, you are measuring the "average kinetic energy of the particles in the substance." Temperature is a measure of the average kinetic energy of the particles (atoms or molecules) that make up a substance.
What is kinetic energy?Kinetic energy is the energy an object possesses due to its motion. It is defined as the energy that a body possesses by virtue of being in motion. The amount of kinetic energy that an object has depends on its mass and its velocity. Mathematically, the kinetic energy of an object can be expressed as KE = (1/2)mv^2, where KE is the kinetic energy, m is the mass of the object, and v is its velocity.
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The percent yield of alum is calculated based on the starting quantity of aluminum. Why can't the quantity of sulfuric acid be used to calculate the percent yield
The quantity of sulfuric acid may not be used because sulfuric acid is excessive and aluminum is limiting.
Limiting reactantsLimiting reactants in reactions are reactants that are present in lower stoichiometric quantities in comparison with other reactants.
Thus, limited reactants determine how far the reaction can go in terms of producing products.
Thus, the percent yield of alum might have been calculated based on the starting quantity of aluminum because the latter is the limiting reactant of the reaction.
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what is the mass of 1 mole of water
Answer:
18.01528 g/mol
Explanation:
Using the equation to figure this out
Answer:
18.01528 g/mol
What are the three major major systems used to produce food
Answer:
Agriculture, manufacturing, and food processing.
Explanation:
I think these are the answers if they are wrong I apologize.
1. Agriculture: raising crops, livestock and seafood.
2. Manufacturing: agrochemicals, agricultural construction, farm machinery and supplies, seed, etc.
3. Food processing: preparation of fresh products for market, and manufacture of prepare food products.
I hope this helps!
The three major systems include: crops only, livestock only, and an integrated crops and livestock system.
Food production methods:
Cultivating, crop production and management, harvesting, fermenting, baking, stewing, braising, grilling are all types of food production.Primary food production includes the growth and harvesting of crops and the rearing and slaughter of livestock animals. Secondary food production involves converting raw food ingredients into more useful or edible forms.Ultra-processed food products are produced by combining primary food products and other secondary food products to create ready-to-eat food and drink products with high sensory appeal.Learn more:
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How to solve , how many grams of KI are in 25. 0 ml of a 3. 0%(m/v) KI solution
The grams of the KI are in the 25.0 ml of a 3.0 % m/v of the KI solution is 0.75 g.
The volume of the solution = 25 mL
The mass by volume of KI = 3 % m/v
The potassium iodide solution will contain the 3.0 g of the potassium iodide for the every 100 mL of the solution.
The amount of the KI in grams is as follows :
The mass of the KI in grams = (25 mL× 3 g ) / 100 mL
The mass of the KI in grams = 0.75 g
Thus, the amount of the KI in the grams is 0.75 g in the volume of the 25 mL.
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If I add 2.75 g of CaO to 155 mL of distilled water, what will be the concentration of the solution be?
of these individuals, who is most likely to benefit from the use of lithium?
Individuals with a strong family history of bipolar disorder: If there is a strong genetic predisposition to bipolar disorder within a family, lithium may be prescribed as a preventive measure to reduce the risk of developing the condition or to manage symptoms in its early stages.
Determining who is most likely to benefit from the use of lithium requires more context about the individuals in question. Lithium is primarily used as a medication to treat certain mental health conditions, particularly bipolar disorder. It helps stabilize mood, reduce the frequency and severity of manic and depressive episodes, and prevent relapses.Given this information, individuals who may benefit from the use of lithium include:Individuals diagnosed with bipolar disorder: Lithium is a first-line treatment for bipolar disorder and has been shown to be effective in managing mood swings associated with the condition.Individuals with a history of manic episodes: Lithium can help control and prevent future manic episodes, providing stability and reducing the risk of impulsive and risky behaviors.Individuals who have not responded well to other medications: In cases where other medications have been ineffective or have caused undesirable side effects, lithium may be considered as an alternative treatment option.It is important to note that the decision to use lithium should be made by a qualified healthcare professional based on a thorough evaluation of the individual's specific condition, symptoms, medical history, and other relevant factors.
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5. find the concentration of 100.0 ml of hcl if 80.0 ml of 2.5 m naoh is required to neutralize the acid. a) how many moles of base were added to the beaker to neutralize the acid? b) how many moles of acid were originally in the beaker? c) using the original moles of acid and the original volume of acid in the flask, calculate the molarity of the hcl.
To find the concentration of HCl, we need to calculate the moles of base added to neutralize the acid, the moles of acid originally in the beaker, and then use these values to determine the molarity of HCl.
a) To find the moles of base (NaOH) added, we can use the formula:
Moles of NaOH = Volume of NaOH (in L) × Molarity of NaOH
Converting the volume to liters and using the given values:
Moles of NaOH = 0.080 L × 2.5 mol/L = 0.2 mol
b) Since the reaction is a 1:1 stoichiometric ratio between NaOH and HCl, the moles of acid (HCl) will be equal to the moles of base added. Therefore, there were also 0.2 mol of HCl originally in the beaker.
c) Now, we can calculate the molarity of HCl using the formula:
Molarity (M) = Moles of solute / Volume of solution (in L)
Given that the volume of the acid is 100.0 mL (or 0.100 L) and the moles of acid is 0.2 mol:
Molarity of HCl = 0.2 mol / 0.100 L = 2.0 M
Therefore, the molarity of the HCl solution is 2.0 M.
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