Calculate the entropy of the universe in J/K mol for the reaction: 2C;H6(g) + 702(g) → 4CO2(g) + 6H20(1) Substance S°J/K mol) AH;(kJ/mol) C2H6(g) O2(g) CO2(8) H2O(I) 229.5 -84.7 205.0 213.6 -393.5 70.0 -285.8

Q: Without reference to any data tables, choose which member of following pairs has the lesser…

A: (27) H2O(l) or H2O(s) B has the lesser amount of entropy.

Q: Sodium carbonate can be made by heating sodium bicarbonate:…

A: Standard free energy change, standard enthalpy and standard entropy have the following relationship.…

Q: "he heat of vaporization of carbon disulfide, CS2, at 25°C is 27.2 kJ/mol. What is the entropy…

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Q: Calculate the standard entropy change for the combustion of propane, a common fuel. C3H8(g) + 502(g)…

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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…

Q: The following equation represents the essential change that takes place during the fermentation of…

A: Entropy is used to determine the randomness of the system.

Q: What is the entropy change, in J mol1 K1, when 100.0 g of water boils at 100.0 °C? (AHvaporization…

A: Since the entropy change is given by  ΔS = ΔHvaporization / Tboiling point  where Tboiling point =…

Q: Entropy changes cannot be measured with a calorimeter likê enth If the result upon calculation of…

A: 7. Entropy can be measured by using the formula, ∆S=qT Heat change can be measured calorimeter.…

Q: What is the type of entropy change for 6CO2(g) + 6H2O(g) —> C6H12O6(g) + 6O2(g)? Provide…

A: Answer  In this given reaction 6CO2(g) + 6H2O(g)…

Q: A 3.0 g block of ice melts at 0.0°C [ΔHfus(H2O) = 6.01 kJ/mol]. Calculate the entropy change for…

A: Heat require during melting of a liquid: Q1 = n . ΔHfus Heat require during warming up of a liquid:…

Q: Elemental mercury is a silver liquid at room temperature. Its normal freezing point is -38.9 °C, and…

A: The freezing point is an exothermic process in which heat is transferred from the system to the…

Q: Elemental mercury is a silver liquid at room temperature. Its normal freezing point is -38.9 °C, and…

A: The normal freezing point of mercury is -38.9 C. The given mass of mercury is 50.0 g. The value of…

Q: Steam is condensed at 100°C and the water is cooled to 0 °C and frozen to ice. What is the molar…

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Q: Calculate ΔG° (kJ/mol) for the reaction below at 25 °C given the thermodynamic data provided in the…

A: ∆G°  of a given reaction can be calculated with the help of ∆G of a product and ∆G of a reactant…

Q: 2A. ( i) Carbon dioxide sublimes ii) Hydroiodic acid and Sodium Hydroxide are neutralized iii) Neon…

A: If the randomness of the system increases then the entropy of the system will increase while if the…

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

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Q: B. Given the following equations: Solve for the standard state entropy. 1. NaCl(s) → Na+ (aq) + Cl-…

A: To calculate standard state entropy  of the following reactions :  Now, from table of thermodynamic…

Q: 00 mol He gas, regarded here as a perfect gas, und <pansion at 20.0 °C from 1 atm to 3 atm.…

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Q: Calculate the change in entropy of the universe, ∆Suniv, for the following reaction: Hint: Remember…

A: The data required is:

Q: Calculate ΔG° (kJ/mol) for the following reaction at 25 °C given the thermodynamic data provided…

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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: 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: he balanced equation for the reaction of ammonia and oxygen is the following. 4 NH3(g) + 5 O2(g) →…

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Q: A reaction has ΔH∘rxn= -139 kJ and ΔS∘rxn=303 J/K .     Part A At what temperature is the change in…

A: GIven: ΔH∘rxn= -139 kJ=-13900 J ΔS∘rxn=303 J/K . Now, ∆Ssurrounding = ∆Hreaction / T

Q: Using the entropy values in the table below, what is the change in standard entropy, AS", for the…

A: Given- 2CH3OH(l)+3O2(g)-&gt;2CO2(g)+4H2O(l)

Q: Calculate the entropy change (∆SRXN) in J/K that occurs when one mole of solid iron (III) oxide is…

A: Given,  The unbalanced chemical equation for the process is: Fe (s) + H2O (g) --&gt; Fe2O3 (s) + H2…

Q: te the change in entropy that occurs in the system when 3.20 mol of diethyl ether (C4H100) melts at…

A: Melting point (T) = - 116.3 0C                                = - 116.3 + 273.15…

Q: For each system listed in the first column of the table below, decide (if possible) whether the…

A: Entropy is the measure of disorderness in the system. Entropy for each state is different, gas have…

Q: At constant pressure, what is the value of entropy change? o C, -dT T nRln-

A: Option (2) CpdT

Q: Predict the sign of the entropy change of the system for each of the following reactions. Explain…

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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 the reaction 2 CO (g) + O2 (g) → 2 CO2 (g), the entropy change is expected to be negative. Is…

A: The given chemical reaction is as follows: 2CO (g) + O2 (g) → 2CO2 (g) The stoichiometry of the…

Q: Calculate the change in entropy that occurs in the system when 40.7 g of acetone (C3 H6O) vaporizes…

A: entropy change calculation during the process of vaporization:

Q: A container with 53 g of a certain liquid (c = 4158 J/kg · °C, Lv=2204 kJ/kg) at 21 °C is heated up…

A: Answer: Entropy of the system will change in two steps: 1. When the liquid gets energy and its…

Q: N2H4 (g) + H2 (g) ---&gt; 2N2H3 Would you expect the entropy change for the above reaction to &gt;0,…

A: Given,One mole of hydrazine reacts with one mole of hydrogen produces two moles of ammonia.

Q: Determine the sign of entropy change (+∆S or -∆S): a. Evaporation of a liquid b. Water freezes c.…

A: ***Note: Since you have posted a question with multiple subparts, we will solve the first three…

Q: 11. Consider the combustion reaction of methane as shown in the following 1 point equation: * CH (g)…

A: Reaction- CH4 +2O2&lt;-&gt;CO2+2H2O

Q: You make tea with 0.250 (kg) of 80.0 ("C] water and let it to cool to 20.0 ['C) before drinking it.…

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

A: For a reversible process, ∆S = 0  So, 1 is incorrect.

Q: 14. (Enthalpy and entropy of reaction from AH°; and S°) Given the following reaction 4HCI(g) + O2(g)…

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Q: The entropy of vaporization for a certain organic compound is 15.7 J/Kmol, and the boiling point is…

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Q: What is the standard entropy change for the following process: H20(g) → H20(1) Substance AS°(J mol 1…

A: Given reaction is  H2O(g) ------&gt; H2O(l)  Given that ,  ∆S° of H2O(g) = 188.71 J.mol-1.K-1 ∆S° of…

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: The energy produced by a spontaneous reaction is often used to provide the energy to drive…

A: The amino acid combination can be depicted as:

Q: Please consider 0.15 gm of Constantan (a Cu/Ni alloy widely used in thermocouples, c = 390 J/•K-kg)…

A: 0.15 g of Constantan was cooled through exposure to the lab atmosphere.

Q: Using the data below, calculate the entropy for the formation of rust, iron(II) oxide from Fe and…

A: In this question we have to tell the entropy of the reaction.

Q: In the reactions: 2SO­3(g) → 2SO2(g) + O2(g) and CaO­(s) + CO2(g) → CaCO3(g), the entropy of the…

A: Balanced Reaction 2SO­3(g) → 2SO2(g) + O2(g)  Number of gas molecules reacts is 2 Number of gas…

Q: Without reference to any data tables, choose which member of the following pairs has the lesser…

A: Entropy is defined as the randomness of the system.

Q: The normal boiling point of ethanol, C,H;OH, is 78.3°C, and its molar enthalpy of vaporization is…

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

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