Does entropy increase or decrease for 2H2S(g) +  SO2(g) à  3S(s)  +  2H2O(g) Explain

Q: Which of the following combinations of entropy changes for a spontaneous process are mathematically…

A: A multiple choice question based on chemical thermodynamics, which is to be accomplished.

Q: For ammonia (NH3), the enthalpy of fusion is 5.65 kJ/mol and the entropy of fusion is 28.9 J/K·mol.…

A: Answer- Enthalpy- Enthalpy is the amount of internal energy contained in a compound whereas entropy…

Q: Calculate the entropy change for each of the following reactions. In each case, account for the sign…

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Q: Explain the difference between a spontaneous and non-spontaneous process, and provide an example of…

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Q: In the first stage of the industrial production of nitric acid, ammonia reacts at high temperature…

A: Given reaction, 4NH3(g) + 5O2(g) <====> 4NO(g) +6H2O(g) Entropy: Entropy measure randomness or…

Q: Calculate the entropy change for the vaporization of one mole of ethanol, CH3CH₂OH, at its normal…

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Q: Ice melts at 273 K. The enthalpy of fusion of water is 6.35 KJ/mol. The entropy of melting 1 mole of…

A: Melting point = 273 K Enthalpy of fusion (∆Hf) = 6.35 KJ/mole = 6350 J/mol (1 KJ = 1000 J) Number of…

Q: The normal boiling point of Br21l2 is 58.8 °C, and its molar enthalpy of vaporization is ∆Hvap =…

A: (a) Entropy has to be given when Br2 (l) boils at its normal boiling point.

Q: Determine if each of the following reactions are considered Spontaneous or Non-spontaneous, and then…

A: A spontaneous process is capable of proceeding in a given direction without needing to be driven…

Q: Determine the entropy change when 8.50 mol HBr(1) freezes at atmospheric pressure.

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Q: 4. Entropy can be represented mathematically by magnitude a. AS = -1 b. AS # 0 c. AS = +1

A: Gibbs Free energy (∆G) =∆H - T∆S where ∆H = Enthalpy change             T = Temperature           ∆S…

Q: C4H10 (g)+6.5 O2 (g) --> 4CO2 (g) +5H2O (g) favors spontaneous or nonspontaneous?

A: In this question, we will see this reaction is spontaneous or not.  You can see details Solution…

Q: What is the change of entropy (in J/K • mol) of the universe from the given chemical equation at…

A: Given CH4​(g)=186.2 JK−1mol−1O2​(g)=205.0 JK−1mol−1CO2​(g)=213.6 JK−1mol−1H2​O(l)=69.9 JK−1mol−1 The…

Q: The reaction of methane with water to form carbon dioxide and hydrogen is non-spontaneous at 298 K.…

A: Concept - When a reaction is spontaneous, the change in standard gibbs free energy become zero. as…

Q: Identify whether the entropy change is positive, negative, or equal to zero, for each process. Part…

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Q: Calculate the change in entropy that occurs in the system when 1.00 mole of diethyl ether (C4H10O)…

A: A compound has three phases. These forms are solid, liquid and gas. When one phase is converted to…

Q: 1. Calculate the entropy change when 2.50 mole of sulphur dioxide gas are heated from 25 to 70 °C at…

A: S is a symbol for entropy . It is a state function.  It is a measure of  randomness of system .…

Q: he standard entropy change, ancwor to ono ocimal nlace

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Q: 1. (2)What is the sign of the entropy change of the system (ΔSsys)(methanol (liq, at 290K) →…

A: Since, you have asked multiple questions, we will solve the first question for you.  In the…

Q: Rank the following compounds in order of INCREASING standard molar entropy. a. H2O2(l), H2O(l),…

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Q: A certain liquid substance boils at 53.3 °C (at 1 atm) and has a standard enthalpy of vaporization…

A: The boiling point of the given substance is = 53.3oC = 53.3oC+273.15 = 326.45 K The standard…

Q: Describe the spontaneity and solve entropy of the processes. Sublimation of naphthalene balls as…

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Q: Calculate the change in entropy when 50 kJ of energy is transferredreversibly and isothermally as…

A: Given q = 50 kJ = 50*103 J for (a)  T = 0°C = (0+273.15)K = 273.15K for (b) T = 70°C = (70+ 273.15)K…

Q: identify its spontaneity.  4 Al(s) + 3 O2(g)  >  2 Al2O3(g) Substance Al(s) O2(g) Al2O3(g) S°…

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Q: Which of the following descriptions about entropy is/are TRUE? I. It is positive for an isolated…

A: A question based on chemical thermodynamics that is to be accomplished.

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: The value of delta S (entropy) for the reaction Br2 (g) + Cl2(g) > 2BrCl(g) is 11J/K. Given that S…

A: ∆SReaction = ∆SProducts - ∆SReactants ∆SReaction = Entropy of the reaction = 112J/K for 1 mole of…

Q: Which of the following statements concerning entropy change is/are true? 1. For a spontaneous…

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A: Entropy change of the universe always be greater than zero, it can't be Decreases because after…

Q: For which of the following reactions is there an increase in entropy? I.       CO2 (g) → CO2 (s)…

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Q: Determine the entropy of * 2H2(g) + O2(g) → 2H₂O(1) positive negative

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Q: A block of copper is initially at T=500 K. As it cools to room temperature, 1000 J of heat flows out…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: the third law of thermodynamics .How is it interpreted in a microscopic thermodynamic sense?…

A: Thermodynamic is made of two words thermos means heat and dynamic means motion so can say that here…

Q: 7.Which of the following processes as written has a ΔSsyst < 0 ? Group of answer choices A, H2O (s)…

A: Hi, since you have asked multiple questions, we will solve the first question for you. If you want…

Q: methanol is burned as fuel in some race cars. This makes it clear that the reaction is spontaneous…

A: From the second law of thermodynamics Entropy of the universe always increases. Or, the change in…

Q: If the entropy change for the reaction is ∆Ssys = −308.6 J mol-1 K-1  at 298,15 K,  what value…

A: Enthalpy as well as entropy are interrelated concepts that are linked together with Gibbs energy…

Q: Methanol is burned as fuel in some race cars. This makes it clear that the reaction is spontaneous…

A: The second law of thermodynamic explains that the heat transfer occur in the system from higher to…

Q: Calculate entropy change of a sample of 20 g of ice when it melts at 0oC under pressure of 1 atm.…

A: Given, Mass of ice = 20 g Melting point = 0 degree Celsius Pressure = 1atm Enthalpy of fusion = 6.0…

Q: In the first stage of the industrial production of nitric acid, ammonia reacts at high temperature…

A: Dear student since you have posted a multiple parts question, we will solve only first three parts…

Q: Calculate the change in entropy that occurs in the system when 21.0 g of diethyl ether condenses…

A: Entropy is the measurement of the randomness of the particles of the difference systems. Gases have…

Q: Predict the algebraic sign of the entropy change for the following reactions. PCl3(g) + Cl2(g) →…

A: Entropy ( S ) :-  Entropy is a measure of disorderness or randomness in a system . If randomness…

Q: For each pair of substances, choose the one that you expect to have the higher standard molar…

A: Entropy is the measure of randomness.  Greater is the disorder in the substance, higher will be the…

Q: For the reaction delta H° = 98.8 kJ/mol and delta S° =141.5 J/(mol*K). 3H2 (g) +Fe2O2(s) →2Fe(s)…

A: Given Data:

Q: You are boiling 2 liters of water on the stove. You forget about it and return later to find that…

A: The Physical state of a substance converted to another substance results in change in the entropy,…

Q: The enthalpy of the graphite to diamond phase transition, which under 100 kbar of pressure occurs at…

A: Enthalpy of the graphite to diamond phase transition = +1.9 kJ/mol = +1900 J/mol ( 1KJ = 1000 J)…

Q: What is the molar change in entropy of tetrachlorosilane when it boils at 57.65°C given that AHvap =…

A: Given: Temperature (T) = 57.65°C  Or T = 57.65 + 273.15 K = 330.8 K And ∆Hvap = 28.7 kJ/mol Or ∆Hvap…

Q: Calculate the entropy change for the vaporization of one mole of methanol, CH3OH, at its normal…

A: Since the entropy change at boiling point is given by  ΔS = ΔHvap / T where T = boiling point…

Q: 5. Calculate the standard entropy change ASº for the following: N2(g) + 5/2 O2(g) → N2O5(g) Given:…

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