er or cooler?
Is energy created during an exothermic
reaction? Explain.
HELPP ASAP
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Related Questions
True or False, about 20 percent of your daily energy needs is determined by your bmr.
Answers
The answer of this question is True.
About 20 percent of your daily energy needs is determined by your BMR.
BMR stands for basal metabolic rate.What is Basal Metabolic Rate (BMR)?
BMR is the amount of energy, in calories, used by your body when at rest.
It is an estimation of the number of calories required to keep your body functioning while at rest.
In other words, it is the minimum amount of calories your body requires to carry out its everyday processes, such as breathing and circulating blood, while at rest.
There are several factors that affect BMR, including age, gender, height, weight, and body composition.
A higher BMR implies that the body requires more calories to maintain its energy requirements.
Hence, about 20 percent of your daily energy needs is determined by your BMR.
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the mass of a nucleus is _______________ the sum of the masses of its nucleons. always more than sometimes equal to always less than sometimes less than always equal to
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The mass of a nucleus is not always equal to the sum of the masses of its nucleons. In fact, it is always slightly less than the sum of the masses of its nucleons.
This is due to the binding energy of the nucleus, which is the energy required to separate the nucleons. The binding energy is a result of the strong nuclear force, which holds the nucleons together. This force is stronger than the electromagnetic force, which causes the repulsion between the positively charged protons.
As a result, the nucleus is able to maintain its stability despite the repulsion between the protons. The difference in mass between the nucleus and the sum of its nucleons is known as the mass defect. This mass defect is converted into energy according to Einstein's famous equation E=mc², and it is the source of the energy released in nuclear reactions such as fission and fusion.
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The mass of a nucleus is always less than the sum of the masses of its nucleons due to the release of binding energy during the formation of the nucleus.
The mass of a nucleus is not equal to the sum of the masses of its individual nucleons, which is known as the mass defect. This is due to the conversion of some of the mass into energy during the formation of the nucleus, in accordance with Einstein's famous equation E=mc^2. This conversion of mass into energy, known as the binding energy, is responsible for holding the nucleus together. Therefore, the mass of a nucleus is always less than the sum of the masses of its nucleons, with the difference being the binding energy. This mass defect is a crucial factor in the understanding of nuclear reactions and is used to calculate the energy released during nuclear fission and fusion reactions.
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I was just wondering how to get these answers so when I’m faced with a problem like this again, I’ll know how to figure it out.
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The question requires us to calculate the amount of a 0.250 M sucrose solution necessary to prepare 400.0 mL of a 0.0310 M solution.
The question provided the following information:
molarity of more concentrated solution = C(A) = 0.250 M = 0.250 mol/L
molarity of less concentrated solution = C(B) = 0.0310 M = 0.0310 mol/L
volume of less concentrated solution = V(B) = 400.0 mL
The question refers to a simple dilution process, where we use a more concentrated solution (A) to preare a less concentrated solution (B). The amount of sucrose in both solutions doesn't change, thus we can say that the number of moles of sucrose in A is the same as it is in B:
\(n_A=n_B\)From the definition of molar concentration (also called molarity), we can say that the number of moles of a solution corresponds to its concentration (in mol/L) multiplied by its volume (in L):
\(C=\frac{n}{V}\to n=C\times V\)Considering the two equations above, we can write:
\(n_A=n_B\to C_A\times V_A=C_B\times V_B\)We can also rearrange this equation in order to calculate the volume of more concentrated solution, V(A), necessary:
\(V_A=\frac{C_B\times V_B}{C_A}\)Now, we can use the values given by the question in the equation to calculate V(A):
\(V_A=\frac{(0.0310\text{ mol/L)}\times(400.0\text{ mL)}}{(0.250\text{ mol/L)}}=49.6\text{ mL}\)Therefore, 49.6 mL of a 0.250 M sucrose solution are necessary to prepare 400.0 mL of a 0.0310 M solution. Note that, as 400.0 mL is the total volume of the solution B, this solution should be prepared with 49.6 mL of solution A + 350.4 mL of water.
Answer these questions in the introduction of your Lab Report:
What is elasticity?
How is elasticity related to the bounciness of a ball?
What was the purpose of your experiment?
3. Answer these questions in the discussion and conclusion of your Lab Report:
What do your results indicate about the relationship between temperature and bounce height of a ball?
What are some sources of error in your experiment?
What are some ways that you could modify this experiment?
Answers
An elastic collision is one in which the system does not experience a net loss of kinetic energy as a result of the collision.
What is elastic collision?An elastic collision occurs when there is no net loss of kinetic energy as a result of the collision. Momentum and kinetic energy are both conserved in elastic collisions. Elasticity is a material body's ability to return to its original dimensions and shape after being deformed by external forces. When the rubber ball hits the ground, it is compressed or "squished," but because it is extremely elastic, it immediately returns to its original shape. The following are the goals of the elastic collision experiment: When a ball hits the ground, it can do one of four things: It may return at the same speed as when it first hit the ground.When the ball is heated, it becomes more elastic because the bonds can move more freely and thus stretch more than those in a cooler ball, resulting in less energy loss. As a result, the ball bounces higher. Take two identical balls. One is treated with heat, the other with cold water, and both are allowed to bounce from the same height.
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the salt obtained from the combination of the weak acid hydrogen peroxide, h2o2, and the weak base ammonia, nh3, is used to make an aqueous solution. is the solution acidic, basic, or neutral?
Answers
The solution obtained from the salt of hydrogen peroxide and ammonia is slightly basic.
The salt obtained from the combination of the weak acid hydrogen peroxide (H2O2) and the weak base ammonia (NH3) is ammonium peroxide (NH4)2O2. To determine the acidity or basicity of the resulting solution, we need to consider the nature of the ions present in the salt.
Ammonium (NH4+) is a weak acid, as it can donate a proton (H+) in water. Peroxide (O2^2-) is a strong base, as it can accept a proton (H+) from water. When ammonium peroxide dissolves in water, it dissociates into ammonium ions (NH4+) and peroxide ions (O2^2-).
The ammonium ion (NH4+) can slightly acidify the solution by donating protons (H+) to water, resulting in the formation of hydronium ions (H3O+). On the other hand, the peroxide ion (O2^2-) can slightly increase the pH by accepting protons (H+) from water, leading to the formation of hydroxide ions (OH^-).
Overall, the presence of ammonium peroxide in water will make the solution slightly basic. However, the exact pH of the solution would depend on the concentrations of the salt and other factors like temperature.
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Please answer this I need HELLPPP
Answers
Answer:
B
Explanation:
why because think about it 0.5 is more closer to 1.0
Help please! This is due in 15 mins
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Four hydrogen atoms
Four oxygen atoms
9 total atoms
What is the limiting reactant when 8 molecules of hydrogen gas is added to 3 molecules of nitrogen gas?
N2 + 3H2 —> 2NH3
Answers
The stoichiometric concept is used here to determine the limiting reactant of the reaction. The relationship between the quantities of reactants and products of a chemical reaction is called stoichiometry. Here the limiting reactant is H₂ .
What is limiting reactant?The substance which is totally consumed when the chemical reaction is complete is defined as the limiting reagent. The amount of the product formed is limited by this reagent.
The balanced equation is:
N₂ + 3H₂ → 2NH₃
8 mol H₂ × 2 NH₃ / 3 H₂ = 5.33 mol NH₃
3 mol N₂ × 2 NH₃ / 1 = 6 mol NH₃
Thus H₂ is the limiting reagent.
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Vapor pressure of a liquid increases with increasing temperature because increasing the temperature _______________.
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Vapor pressure of a liquid increases with increasing temperature because increasing the temperature results in increasing kinetic energy and increase in molecular transition and motion.
What is Vapor Pressure?
The pressure exerted by a vapor in thermodynamic equilibrium with its condensed phases (solid or liquid) at a specific temperature in a closed system is referred to as vapor pressure.A liquid's evaporation rate can be determined by looking at the equilibrium vapor pressure. It has to do with how often particles tend to float away from liquids (or a solid).Volatile is a term used to describe a chemical that has a high vapor pressure at room temperature. Vapor pressure is the force that vapor exerts when it is present above a liquid surface.A liquid's molecules have an increasing kinetic energy as its temperature rises. The more molecules that convert into a vapor as a result of an increase in molecular kinetic energy, the higher the vapor pressure will be.Know more about vapor pressure https://brainly.com/question/14617982
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the ability of water molecules to stick to other water molecules is due to ......
1. adhesion
2. solubility
3. cohesion
Answers
Answer:
cohesion
Explanation:
The property of cohesion describes the ability of water molecules to be attracted to other water molecules, which allows water to be a "sticky" liquid. Hydrogen bonds are attractions of electrostatic force caused by the difference in charge between slightly positive hydrogen ions and other, slightly negative ions.
The ability for water molecules to stick to other water molecules is due to Cohesion which means that the water has the ability to attract to other molecules of the same type.
Solubility is wrong because, this defines how sollube or how dissolved a compound is.
Adhesion basically means that other particles that are similar particles (But not totally the same) to attract to one another.
How much agarose, in grams, would you need to prepare a 130 mL of a 1.6% agarose gel for gel electrophoresis? O 1.3 g 2.08 g 1.6 g 20.8 8 16 B
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To prepare a 130 mL of a 1.6% agarose gel for gel electrophoresis, you would need 2.08 grams of agarose. Option b is correct
A molecular biology technique called electrophoresis is used to separate biomolecules based on their mass and electrical charges.
A molecular biology technique called electrophoresis allows biomolecules like DNA or proteins to be separated based on their electrical charges and weight. For instance, DNA migrates to the positive pole when subjected to an electrophoretic field due to its negative charge, and distinct DNA molecules may also be distinguished by the weight of their base pairs.
To sum up, the technique of electrophoresis is employed in molecular biology labs to separate biomolecules based on their mass and electrical charges.
tiny size DNA is moved by gel electrophoresis across a matrix of molecules that blocks larger molecules from migrating but allows smaller ones to do so. This enables the size separation of molecules.
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The complete question is
How much agarose, in grams, would you need to prepare a 130 mL of a 1.6% agarose gel for gel electrophoresis?
a. 1.3 g b. 2.08 g c. 1.6 g d. 20.8
What does it mean that alcohol metabolizes in our body through zero order kinetics?
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When alcohol is metabolized in our body through zero order kinetics, it means that the rate of metabolism is constant, regardless of the concentration of alcohol in the body.
Zero-order kinetics refer to a type of chemical reaction in which the rate of the reaction remains constant, regardless of the concentration of the reactant. In the case of alcohol metabolism, the liver can only metabolize a certain amount of alcohol per hour, regardless of how much alcohol is present in the bloodstream.
Therefore, the rate of metabolism is constant, and the concentration of alcohol decreases at a constant rate over time.
Zero-order kinetics is different from first-order kinetics, where the rate of reaction depends on the concentration of the reactant. In the case of first-order kinetics, the rate of the reaction decreases as the concentration of the reactant decreases.
When we consume alcohol, it enters our bloodstream and is carried to our liver, where it is metabolized. The liver can metabolize a certain amount of alcohol per hour, which is about one standard drink per hour for the average person.
The liver breaks down alcohol into acetaldehyde, a toxic substance that can cause damage to our liver and other organs. Acetaldehyde is then further metabolized into acetate, which can be used by our body for energy.
Alcohol metabolism in our body is a complex process that involves enzymes such as alcohol dehydrogenase and acetaldehyde dehydrogenase. The rate of metabolism depends on various factors such as age, gender, body weight, and the presence of other drugs or medications in the body.
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Please try and help me understand what the answer would be and how to get the answer for specifically what is S for silicon tetrachloride, SiCI4?
Answers
Answer
Explanation
In the Lewis Dot structure, S = N - A is used to calculate the total number of shared and unshared electrons in a molecule.
S represents the TOTAL number of valence shared electrons in a molecule to achieve an octet, N represents the sum of the number of valence electrons of all the atoms of the molecule, and A is the number of valence electrons in an electron pot.
For SiCl₄, the valence electron on each atom coming together to form the molecule is:
Valence electron on Si = 4
Valence Electron on Cl = 7
Total valence electron on SiCl₄ = 4 + (4 x 7) = 32
The least electronegative Si atom is placed at the center, and four Cl atoms are connected with a single bond.
A single bond takes up 2 valence electrons, so for four bonds, 8 valence electrons have been occupied, and we are left with 32 - 8 = 24 valence electrons.
Thus, in the Lewis Dot structure S = N - A , the TOTAL number of valence electrons in a molecule to achieve an octet of SiCl₄ to achieve an octet is
PLease help my imma mark brainlist plsss
Did the chemical reaction absorb or release energy? How do you know?
Answers
Answer:
Chemical reactions that absorb (or use) energy overall are called endothermic. In endothermic reactions, more energy is absorbed when the bonds in the reactants are broken than is released when new bonds are formed in the products.
) Based on your observations, what conclusion can you draw about the factors affecting the ability of an enzyme?
Answers
Answer:
Explanation:
Enzyme activity is affected by the increase in temperature.
enzyme activity is also affected by the change in ph.
enzyme activity is also affected when substrate concentration is not increased in a chemical reaction.
Based on your observations, enzyme activity is affected by the increase in temperature.Enzyme activity is also affected by the change in pH.
What are observations?
Observations are defined as a set of statements or facts which are recorded while conducting an experiment.Observations are made through sensing changes in the variables of the experiment.
It is specifically defined as an act of knowing or recording the changes in the variables of the experiment.Recording observations holds importance as recording observations avoid the experiment to be repeated over and over again.
It is important to note down observations so that the testing of hypothesis is made easier.There are four types of observations .Observations need to be descriptive and must be written in complete sentences and should include all the numerical data of the experiment.
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How is primary selection different from secondary succession?
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Answer:
Explanation:
Primary and secondary succession occur after both human and natural events that cause drastic change in the makeup of an area. Primary succession occurs in areas where there is no soil and secondary succession occurs in areas where there is soil.
In primary succession, newly exposed or newly formed rock is colonized by living things for the first time. In secondary succession, an area previously occupied by living things is disturbed—disrupted—then recolonized following the disturbance.
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I need some help on this please! Find the expectation value of the radial distance of the electron for the 1s state of H. Show how you did the integral or state where you found it from.
Answers
E(r) = 8π * [(-r^3/a_0^3 + 3r^2/a_0^2 - 6r/a_0 + 6) * exp(-r/a_0)] This is the expression for the expectation value of the radial distance of the electron in the 1s state of hydrogen.
To find the expectation value of the radial distance of the electron for the 1s state of hydrogen (H), we need to calculate the integral of the radial distance multiplied by the probability density function over all space.
In the case of the 1s state of hydrogen, the radial wavefunction is given by:
R(r) = (2/a_0^3/2) * exp(-r/a_0)
Where a_0 is the Bohr radius.
To calculate the expectation value, we need to integrate the radial distance r multiplied by the square of the radial wavefunction |R(r)|^2 over all space.
E(r) = ∫ (r * |R(r)|^2) * 4πr^2 dr
Since the 1s orbital is spherically symmetric, we integrate over all space from 0 to infinity.
To simplify the calculation, we can substitute u = r/a_0:
E(u) = ∫ (u * |R(u * a_0)|^2) * 4π(a_0^3) du
Now, substituting the radial wavefunction R(u * a_0):
E(u) = ∫ (u * (2/a_0^3/2) * exp(-u)) * 4π(a_0^3) du
Simplifying further:
E(u) = 8π ∫ u^3 * exp(-u) du
This integral can be solved using integration by parts. Let's denote I(n) as the integral of u^n * exp(-u) du. We can then express I(n) in terms of I(n-1):
I(n) = -u^n * exp(-u) + n * I(n-1)
Using this relation, we can calculate E(u):
E(u) = 8π * [ -u^3 * exp(-u) + 3 * (-u^2 * exp(-u) + 2 * (-u * exp(-u) + I(0)))]
Simplifying further:
E(u) = 8π * [-u^3 * exp(-u) + 3 * (-u^2 * exp(-u) + 2 * (-u * exp(-u) + exp(-u)))]
E(u) = 8π * [(-u^3 + 3u^2 - 6u + 6) * exp(-u)]
Finally, substituting u = r/a_0 back into the equation, we obtain the expectation value of the radial distance for the 1s state of hydrogen:
E(r) = 8π * [(-r^3/a_0^3 + 3r^2/a_0^2 - 6r/a_0 + 6) * exp(-r/a_0)]
This is the expression for the expectation value of the radial distance of the electron in the 1s state of hydrogen.
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how is naming ionic and covalent compound different?
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Answer:
Name an ionic compound by the cation followed by the anion. ... Covalent compounds are formed when two or more nonmetal atoms bond by sharing valence electrons. Valence electrons are the outermost electrons of an atom.
Explanation:
Naming of ionic compounds
Naming of an ionic compound is done by first writing the name of the cation and then the name of the anion with the suffix 'ide' in the end.\(NaCl\) - Sodium chloride
If the anion present is polyatomic then the only name of polyatomic anion is used without suffix 'ide' in the end.\(K_3PO_4\) - Potassium phosphate
Naming of covalent compounds
In the naming of a covalent compound is a number of atoms of each element in the compound are written in the name.It is done by writing the name of the first element in the formula followed by the prefix (number of atoms in a formula) and another element with the suffix 'ide' in the end.If more than a single atom of the first element is present then the prefix is also used with the first element's name.\(B_2O_3\) - diboron trioxide
\(CO\) - carbon monoxide
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What reacts with the hydrocarbon fuel in a combustion reaction? small words, please
Answers
Hydrocarbon combustion refers to the chemical reaction where a hydrocarbon reacts with oxygen to create carbon dioxide, water, and heat.
#small words#Why are fossil fuels like coal, oil, and natural gas
called nonrenewable resources?
Answers
Answer:
Because they cant be used again
Explanation:
like plastic is renewable because you can recycle it and it will be the same
How to write H12O6 in lewis?
Answers
The molecule H₁₂O₆ does not exist in nature. The formula H₁₂O₆ suggests the presence of 12 hydrogen atoms and 6 oxygen atoms.
However, such a configuration is highly unstable and does not conform to the principles of chemical bonding and stability. In a typical molecule of water (H₂O), two hydrogen atoms are bonded to one oxygen atom. The Lewis structure for water would represent this bonding arrangement. Each hydrogen atom contributes one valence electron, and oxygen contributes six valence electrons.
The Lewis structure for water would show two lines (representing covalent bonds) connecting the oxygen atom to each hydrogen atom. Additionally, the oxygen atom would have two lone pairs of electrons (represented by dots) surrounding it. It is important to note that the Lewis structure represents the valence electron arrangement in a molecule and provides insight into its bonding and geometry.
However, the Lewis structure alone may not capture the full 3D shape and molecular properties. In the case of H₁₂O₆, the presence of 12 hydrogen atoms and 6 oxygen atoms is highly unlikely due to the unfavorable electron configuration and excessive charge repulsion.
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In the synthesis of aspirin we react salicylic acid with acetic anhydride. The balanced chemical equation is:2HOOCC6H4OH + C4H6O3 → 2HOOCC6H4O2C2H3 + H2Osalicylic acid acetic acetyl salicylic acid. water anhydride If we mix together 26.3 grams of salicylic acid with 17.7 grams of acetic anhydride in this reaction, we obtain 30.7 grams of aspirin.a. What are the theoretical yields of our experiment? b. What are the percentage yields of our experiment?
Answers
(a). First, we need to identify the limiting reactant. Let's calculate the number of moles of each reactant:
For salicylic acid, we have that its molar mass is 138.1 g/mol (you can calculate it using the periodic table and doing the algebraic sum):
\(26.3\text{ g s. acid}\cdot\frac{1\text{ mol s. acid}}{138.1\text{ g s. acid}}=0.19\text{ mol s. acid.}\)And now, let's see the number of moles of 17.7 g of acetic anhydride, where its molar mass is 102.1 g/mol:
\(17.7\text{ g a. anhydride}\cdot\frac{1\text{ mol a. anhydride}}{102.1\text{ g a. anhydride}}=0.17\text{ mol a. anhydride.}\)Now, you can realize that in the reaction 2 moles of salicylic acid react with 1 mol of acetic anhydride. Let's see how many moles of acetic anhydride requires to react with 0.19 moles of salicylic acid:
\(0.19\text{ mol s. acid}\cdot\frac{1\text{ mol a. anhydride}}{\text{2 mol s. acid}}=0.095\text{ mol a. anhydride.}\)You can realize that we obtained less number of moles for acetic anhydride, meaning that the acetic anhydride is in excess and the salicylic acid is the limiting reactant, so we're going to work with this compound to find how many grams of aspirin is produced:
In the chemical equation, 2 moles of salicylic acid reacted produces 2 moles of aspirin, so the mole ratio between these two is 1:1 which is telling us that 0.19 moles of salicylic acid are producing 0.19 moles of aspirin. With this value, we can calculate the mass of aspirin as our theoretical yield. The molar mass of aspirin is 180.2 g/mol:
\(\text{0}.19\text{ mol aspirin}\cdot\frac{180.2\text{ g aspirin}}{1\text{ mol aspirin}}=34.24\text{ g aspirin.}\)Remember that the theoretical yield is the amount that we expect to get in the reaction, in this case, is 34.24 grams of aspirin.
(b). Let's see the formula for percent yield:
\(\text{percent yield=}\frac{actual\text{ amount of product}}{\text{theoretical }yield}\cdot100,\)where the actual amount of product is what we obtained from the reaction, in this case, 30.7 grams of aspirin and the theoretical yield that we've already found (34.24 g). Replacing these values, we're going to have:
\(\begin{gathered} \text{percent yield=}\frac{30.7\text{ g aspirin}}{34.24\text{ g aspirin}}\cdot100, \\ \text{percent yield=89.66}\%. \end{gathered}\)The percentage yield of the experiment is 89.66%.
(science) explain the difffrence between a food chain and a food web
Answers
Answer: A food chain shows what eats what. A food web is made up of all the food chains in the ecosystems.
Explanation: Hope that helps!
Answer:
Explanation:
A food chain outlines who eats whom.
A food web is all of the food chains in an ecosystem.
When the [CO2] and [H2CO3] are both horizontal lines, the rate of the forward reaction is
the rate of the reverse reaction
faster than
slower than
the same as
Answers
When \(CO_{2}\) and \(H_{2} CO_{3}\) are both horizontal lines, the rate of the forward reaction is the same as the rate of the reverse reaction. The reaction is occurring at equilibrium, with no net change in the concentrations of reactants and products over time.
When the concentration of carbon dioxide \(CO_{2}\) and the concentration of carbonic acid \(H_{2} CO_{3}\) are both horizontal lines, it indicates that their concentrations remain constant over time. In such a scenario, the rate of the forward reaction is the same as the rate of the reverse reaction. A horizontal line on a concentration-time graph suggests that the concentrations of the reactants and products are not changing, implying that the reaction has reached equilibrium. At equilibrium, the rate of the forward reaction equals the rate of the reverse reaction. This is a fundamental principle of chemical equilibrium, described by the principle of microscopic reversibility.
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which fatty acid contains its first double bond on the third omega carbon? check all that apply. omega-15 fatty acid polyunsaturated fatty acid omega-3 fatty acid omega-6 fatty acid
Answers
The fatty acid that contains its first double bond on the third omega carbon is omega-3 fatty acid.
Omega 3 fatty acid.Omega-3 fatty acids are fatty acids that have two omega-3 carbon-carbon double bonds in their chemical structure. These fatty acids are also sometimes referred to as diomega-3 fatty acids.
Omega-3 fatty acids can be found in some fish oils, such as salmon and tuna, as well as in some plant sources, such as flaxseed and chia seeds. These fatty acids have been associated with a range of health benefits, including reduced inflammation, improved heart health, and improved cognitive function.
Omega-3 fatty acids have their first double bond on the third carbon atom from the methyl end of the fatty acid chain, which is also referred to as the omega-3 carbon.
Therefore, the correct answer is omega-3 fatty acid. None of the other options (omega-15 fatty acid, polyunsaturated fatty acid, omega-6 fatty acid) have their first double bond on the third omega carbon.
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Question 1 of 10
Which two factors affect the amount of thermal energy an object has?
A. The directions in which its particles are moving
B. The mass of the object
O C. The amount of motion its particles have
D. The amount of space between its particles
Answers
Answer:
b, and d
Explanation:
because it makes the most sense I might be wrong
A tank 20.0cm by 50.0cm by 30.0cm will hold how many liters of water?
Answers
Answer:
30,000 cm^3
Explanation:
volume for rectangular prism is v=l×w×h
plug in known values and solve.
v=(30.0cm)(20.0cm)(50.0cm)=30,000cm^3
This Venn diagram is used to compare the products and reactants of a reaction of baking soda and vinegar. What could be put into the intersection? Precipitates Chemical compounds Solid compounds Gases
Answers
I think and I'm sure it is gases
Answer:
gasses
Explanation:
i took the quiz
how was neodymium created
Answers
Answer:
Neodymium is a naturally occurring element that was first discovered by Austrian chemist Carl Auer von Welsbach in 1885. It was discovered in the mineral cerite, which was found in a mine in the village of Bastnäs, Sweden. Neodymium can also be produced by nuclear reactors or particle accelerators by the process of neutron capture. This isotope of neodymium is highly radioactive and has a very short half-life, making it unsuitable for most practical applications.
Select six different types of energy. physical light chemical mechanical atomic electrical mental heat
Answers
Answer:
Mechanical energy is energy that results from movement or the location of an object. Mechanical energy is the sum of kinetic energy and potential energy.
Explanation:
Nuclear energy is energy resulting from changes in the atomic nuclei or from nuclear reactions.
Example: Nuclear fission, nuclear fusion, and nuclear decay are examples of nuclear energy. An atomic detonation or power from a nuclear plant are specific examples of this type of energy.