Predict the sign of the entropy change of the system for each of the following reactions: (a) N2(g) + 3H2(g) ---> 2 NH3(g) (b) CaCO3(s) ---> CaO(s) + CO2(g) (c) 3C2H2(g) ---> C6H6(g) Group of answer choices A.) (a) Δ S > 0 (b) Δ S > 0 (c) Δ  S < 0 B.) (a) Δ S > 0 (b) Δ S < 0 (c) Δ  S > 0 C.) (a) Δ S < 0 (b) Δ S > 0 (c) Δ  S < 0 D.) (a) Δ S < 0 (b) Δ S > 0

Q: Module 8, Is the change in entropy for the following chemical reactions positive or negative? (Note:…

A: Equilibrium constant is defined as ratio of concentration of product to concentration of reactant.

Q: Which response includes all the following processes that are accompahled by Increase in entropy?…

A: The change in entropy of a reaction is given by the difference of number of gaseous molecules in…

Q: d SiCl4 (g) + 2 H₂O(l) → SiO₂ (s) + 4 HCl(g) Standard entropy for some substance given below. Sº,…

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A: Answer: Entropy of a system is the measure of its disorderliness or randomness. In more possible…

Q: 1. Rank the following from lowest to highest entropy. (a) CaH:s (1), CaHso(g), CaoHs (5) (b) Si (s),…

A: The correct answer about entropy is given below

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Q: What is the total entropy change at 25°C for the reaction below, if the standard entropies of…

A: Given :-  The given reaction is      5C(gr) + 5H2(g) → C5H10(g) ...........(A) Sº (C(gr)) = 5.74…

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Q: 4. Al₂O3(s) + 3 H₂(g) → 2 Al(s) +3 H₂O(g) 5. 2 CH₂OH(g) + 3 O₂(g) → 2 CO₂(g) + 4H₂O(g)

A: When randomness of product increases then change of entropy become positive.

Q: Arrange each group in or-der of increasingstandard molar entropy (S°). Explain

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A: Entropy change of the universe : ∆Suniverse =-∆GSystemT  ∆Suniverse = -(-210)(-10 + 273.13)=…

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A: Entropy of any substance is directly proportional to the randomness or disorder in the movement of…

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A: Iwell, tt is important to note that the given concept is taken from the chapter concept of…

Q: (a) 2CH4(g) + 2CO2(g) CH4(g) + 2H0(g) + 2CO (g) (b) CO2(g) + 3H;(g) → CH;OH(g) + H2O(g) (c)…

A:

Q: Identify the highest "change in entropy" from guven reactions, also give clear handwritten…

A: Entropy is measure of randomness in the system. Gas has highest entropy in the system.

Q: What is the free energy change at 25oC for the reaction below, if the standard entropies of…

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Q: 4. Which of the following statement(s) is/are correct? (i) All substances (elements or compounds)…

A: This question is related to the thermodynamics. Thermodynamics is the branch of chemistry that…

Q: 1. Predict which substance has greater molar entropy. Explain. (a) CH4(g) or CCl4(l) (b) NO2(g) or…

A: The answer of the above mentioned question is shown below:

Q: as) omar boiling point of 68.7C. The enthalpy of vaporization for hexane is 3156 k/mol.

A:

Q: The sign for the change in entropy is positive for ...

A: Entropy is basically a molecular disorder or randomness. Solid has less entropy than liquid. Liquid…

Q: What is the total entropy change at 25oC for the reaction below, if the standard entropies of…

A: Given reaction at 25°C;  C6H10 (g) ↔ 6C (gr) + 5H2 (g) The standard entropies of reactants and…

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Q: What is the total entropy change at 25oC for the reaction below, if the standard entropies of…

A: The Standard Entropy change of the Reaction is the difference between the entropies of Products and…

Q: What is the entropy change for the reaction below, if the standard entropies of reactants and…

A:

Q: Examine each of the reactions in the multiple choices below and decide whether the entropy change…

A: If gaseous mole of product increases then reaction have positive entropy change if gaseous mole of…

Q: Does the entropy increase or decrease in these reactions? Why? 4Al + 3O2 -------> 2Al2O3 C + 2Cl2…

A: Entropy is a measure of degree of disorder or randomness in the system. The greater the randomness…

Q: Predict the sign of the entropy change of the system foreach of the following reactions:(a) N2(g) +…

A: We will answer first three subparts at a time since you have not mentioned the exact subparts that…

Q: Indicate which of the following has the largest standard molar entropy (Sºᵒ). O NH3(1) O CH4(8) O…

A: Entropy is randomness.More the randomness, more the entropy.Randomness increases in this order:Solid…

Q: ) For the following reaction, after you balanced the redox reaction, please calulate ΔS, ΔH, and ΔG.…

A: 1) Given that unbalanced Chemical equation -  SO2(g) + O2(g) + H2O(l) yields H2SO4 (aq) (unbalanced…

Q: Rank the following from lowest to highest entropy. a)Br2 (l), Br2 (g), I2 (g) (b) C4H8 (l), C4H10…

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

Q: Be sure to answer all parts. Prediet the sign of the entropy change for each of the following…

A:

Q: (a) In a chemical reaction 3 moles of A(g) and 2 moles of B(g) react to form 4 moles of C(g) and 1…

A: Entropy is defined as the measure of randomness.

Q: Use the standard entropy data to determine the change in entropy for each of the reactions listed in…

A: Note - Since you have posted a question with multiple sub-parts, we will solve first three sub -…

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A: Entropy is a measure of randomness in the particles. (i) 3 mol of carbon dioxide gas at 30C, 1 atm,…

Q: Be sure to answer all parts. Predict the sign of the entropy change for each of the following…

A: The complete solution of the given question is as under : Here it is important to note that the…

Q: Which of the following reactions will NOT be spontaneous at any temperature?          (A) 2SO3(g)…

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Q: Select all of the following reactions that would be expected to provide a positive change in…

A:

Q: What is the change in entropy (positive, negative, or zero) for the system? 2CO (g) + O2 (g) --&gt;…

A: Thermodynamic is the branch of chemistry that mainly deals with the heat transfer between system and…

Q: Which process(es) listed below occur with an increase in entropy? (i) Water in the ocean warms up…

A: Entropy is a measure of the randomness of the molecules of a substance. For a spontaneous reaction…

Q: For which of these is there a decrease in entropy?   (NH4)2CO3(s)→2NH3(g)+CO2(g)+H2O(g)…

A: Entropy is a measure of randomness.  Entropy decreases whenever you have less moles of gaseous…

Q: Predict the sign of the entropy change. AS, for each of the reaction displayed. Drag the appropriate…

A: We know entropy increases in the order- Solid&lt;Liquid&lt;Gas. so using this concept we can solve…

Q: Predict which member of each of the following pairs hasthe greater standard entropy at 25°C: (a)…

A: In this question, first we will see which substance have greater standard entropy value. You can see…

Q: Directions: Predict whether the entropy change of the system in each of the following reactions is…

A: Entropy change (ΔS) is the difference in the number of moles (n) of products and the reactants.

Q: For the reaction 2 H₂(g) + O₂(g) → 2 H₂O(g) which equation would be used to determine the entropy…

A: Entropy change for a reaction can be determined as follows:  Entropy change= (Sum of entropies of…

Q: Use the table below to answer the questions that follow. The value of standard entropy change, AS°,…

A:

Q: For each equation answer the following questions: i) What does each variable stand for? ii) What…

A: Entropy is a term used to measure the entropy of the thermodynamic system. It is denoted by S and…