Enthalpy change is the A)pressure change of a system at constant temperature. B)entropy change of a system at constant pressure. C)temperature change of a system at constant pressure. D)amount of energy absorbed or lost by a system as energy is the form of heat during a process at constant pressure.

Q: What is the type of entropy change for 2 H2 (g) + O2 (g) —> 2 H2O (l)? Provide Description.

A: 2 H2 (g) + O2 (g) —> 2 H2O (l) entropy change:

Q: Using a Venn Diagram, compare and contrast a spontaneous and non-spontaneous process.

A: To distinguish between spontaneous process and non-spontaneous process using the given Venn diagram.…

Q: Two different gases occupy the two bulbs shown here. Consider the process that occurs when the…

A: The enthalpy change, ∆Hmix value is 0 since at equilibrium enthalpy of mixing ideal gases is 0.

Q: State the physical significance of entropy.   Note: Please briefly explain. Thank you.

A: Entropy measure randomness or disorderness of molecules. Solid to gases randomness increase entropy…

Q: When both the enthalpy change and entropy change are negative, what is the spontaneity of the…

A: Relationship between enthalpy change entropy change and free gibbs energy: ∆G = ∆H - T∆S Where, ∆G =…

Q: For which reactions does entropy favor the products? (see attachment)

A: In Thermodynamics, entropy is a thermodynamic state function that is defined as the measure of the…

Q: Entropy always increases as

A: Entropy always increases as ?

Q: HEAT + N204 = 2NO2 if the temperature increased, what would be the effect on the equilibrium? also…

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Q: 3. Determine if the entropy change will be positive or negative for this reaction: H₂ + N₂ → NH3

A: Since you have asked multiple question as per our company guidelines we are supposed to answer the…

Q: Which of the following gases has the highest entropy?

A: Entropy depends on the molar mass of the substance. Greater is the molar mass of the gas, the more…

Q: The rusting of iron is spontaneous and is accompanied by a decrease in the entropy of the system…

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Q: When does a spontaneous process occur?

A: To explain when does a spontaneous process occurs.

Q: How can you say that the reaction for a certain element is valid?

A: A chemical reaction is symbolic representation of the conversion of substances to new substances. In…

Q: Analyze the table below. According to the table, if a process is spontaneous and has a positive AS,…

A: Gibbs free energy change(∆G), entropy change(∆S), and enthalpy change(∆H) are related through the…

Q: Select the statements below that are false, and then think about why they are not true. A chemical…

A: Answer - a) a) when products are lower in energy than the reactants - the reaction is spontaneous.…

Q: Second time to ask, please draw or illustrate a concept map regarding the relationships of the three…

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Q: Which of the following is true? a. The greater the number of molecules in a system, the higher its…

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Q: entropy

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Q: Which of the following statement(s) is/are true? (Select all that apply.) ASuniy = ASsys + ASsurr O…

A: The second law of thermodynamics predicts the spontaneous nature of a process. According to this…

Q: Construct a concept map illustrating the relationships of the three thermodynamic properties.…

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Q: A curious blacksmith forge 1 kg of iron then dropped it into an insulated container that contains 50…

A: Specific heat capacity is the amount of heat needed to raise the temperature of a substance by 1…

Q: emf of a reaction and its Gibbs free energy change. The Gibbs free energy change and emf values of…

A: We will check the correct statement from the the following.

Q: All things trend toward disorder. When cups of hot milk are left on the table for a long period of…

A: The second law of thermodynamics : The second law of thermodynamics helps us to determine the…

Q: A concept connected with the Second Law of Thermodynamics is the concept of a reversible process…

A: The IInd Law of thermodynamics basically states that the energy (heat) is not able to shift from an…

Q: Hot source Figure 1. No engine which can completely convert heat to work exists since this is a…

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Q: Does the entropy of the system increase, decrease, or stay the same when (a) the temperature of the…

A: The objective of the question is to reason whether the entropy of the system will increase, decrease…

Q: Chemistry - Determine AS for the reaction N₂O(g) 2 NO₂(g) given the following information. Substance…

A: Given :  S° of N2O4(g) = 304.3 J/mol-K  S° of NO2 = 240.45 J/mol-K

Q: Which of the following definitions correlate to the term spontaneous change? O Possible…

A: Spontaneous process: A spontaneous process is a process which occurs without any external input to…

Q: The human body can get energy by metabolizing proteins, carbohydrates or fatty acids, depending on…

A: Since the energy content of the food is depends on only the number of carbon present in that food.

Q: In discussing the energy of a physiological system, the Gibbs free energy is most relevant. Since…

A: Answer

Q: Which of the following is always true for a spontaneous process? Group of answer choices The sign…

A: The second law of thermodynamics states that a spontaneous process increases the entropy of the…

Q: Do you need to specify the temperature to calculate the entropy change? Explain.

A: Entropy is the measure of randomness or chaoticness . With increasing in the randomness or…

Q: TRUE OR FASLE Entropy increases from solid to liquid to gas

A: Entropy represents degree of disorder or randomness.

Q: For which of the processes does the entropy of the system increase?

A: The disorderness or randomness present in a molecule is termed as its entropy.

Q: Laws

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Q: Select the correct definition for the First Law of Thermodynamics: The entropy of any pure, perfect…

A: To explain: The laws of thermodynamics.

Q: Compare how entropy changes for the following two systems : System A: A gas and a solid react to…

A: Entropy is the measurements of randomness. The gases have more entropy than liquid and solid.

Q: What tends to naturally happen to the level of entropy in a system? A. become zero B decrease…

A: Entropy is the measurements of randomness.

Q: System A |8 J System B | 8 J 7J 6J Energy 4J 3J |2J 4J 2J Question 21 options: System A has more…

A: The systems given are, Given: The number of particles is 3 And the total energy of particles is 12…

Q: 5.2) Calculate AE for the combustion of hydrogen chloride at 25°C. (The ideal gas constant R-8.314…

A: Given, the reaction for the combustion of HCl at 25 ∘C: 4HCl(g) + O2(g) → 2Cl2(g) + 2H2O(g) We have…

Q: how to rank the entropy of solids

A: Entropy is used in thermodynamics and is an extensive property. Entropy having the relation to…

Q: In discussing the energy of a physiological system, the Gibbs free energy is most relevant. Since…

A: Answer: Option d -----> Change in pressure.

Q: Do you need to specify the temperature to calculate the entropy change?

A: The entropy change can be  calculated using the formula, Where,∆H standard enthalpy of formation…

Q: entropy increases (ΔS = +)

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Q: a decrease in the entropy of the system?

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