Carbon disulfide is a foul-smelling solvent that dissolves sulfur and other nonpolar substances. It can be made by heating sulfur in an atmosphere of methane. For the reaction (below), ΔHrxn° = 760.4 kJ and ΔSrxn°= 1219.1 J/K.  4CH4​(g)+S8​(s)4CS2​(g)+8H2​(g)   Calculate the equilibrium constant at  500.0°C.

Q: 2NH3(g) N2(g) + 3H2(g) If AH = -92.2 kJ and AS = -0.1987 kJ/K, what is AG for the reaction at 475°C…

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Q: For each reaction, calculate AHn, ASn , and AGn at 25 °C and state whether or not rxn rxn the…

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Q: For the reaction, 4KClO3(s) → 3KClO4(s) + KCl(s) Calculate ΔGosys for the process at 298 K if…

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Q: Consider the reaction2HBr(g) + Cl2(g)2HCl(g) + Br2(g)for which H° = -81.10 kJ and S° = -1.200 J/K at…

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Q: An ice cube at 0 C melts when placed inside a room at 22 C (295 K). Based on the concepts of…

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Q: 5. Sodium acetate dissolves in water according to the following equation: NAC2H3O2 (s) Nat (ag) +…

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Q: Item 1 I Review | Constants | Periodic Table Elemental carbon usually exists in one of two forms:…

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Q: II. Predict and explain why the sign of the change in entropy for the following processes: 1.…

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Q: Consider the reaction: N2(g) +  F2(g) →  NF3(g)  , ΔH° = -249 kJ and ΔS° = -278 J/K   at 25°C…

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Q: 5. The entropy change of the process H2O (s) H2O () is 22 J/K at 0 °C. Calculate the enthalpy of…

A: H2O(s)↔H2O(l)∆H=22J/KT=0∘C=0+273K=273K∆S=∆HT

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Q: (Q66). What is the change in entropy (in J/K) when 16.9 g of liquid hexane boils at its normal…

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Q: Consider the reaction2HBr(g) + Cl2(g)= 2HCl(g) + Br2(g)for which H° = -81.10 kJ and S° = -1.200 J/K…

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Q: Which of the following processes are spontaneous andwhich are nonspontaneous: (a) the ripening of a…

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Q: 9. Which of the following statements best describes the entropy of water that freezes in a beaker?…

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Q: Given the particulate models here that depict Cu in solid form, Br2 in liquid form, and He in…

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Q: For a particular reaction, AH° = 67.7 kJ and AS° = 126.9 J/K. Assuming these values change very…

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Q: .) Which of the following processes are spontaneous and which are nonspontaneous: (a) the ripening…

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Q: At 298 K, ΔH° for this reaction is -137.5 kJ/mol, and ΔS° is +120.5 J/K. What is the value of ΔG°…

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Q: ΔHorxn = 102 kJ and ΔSorxn = 299 J K-1. Determine the minimum temperature (in K) at which the…

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Q: 4. Arrange the following substances (1mole each) in order of increasing entropy at 25°C; (a)Neg) (b)…

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Q: 5-For the reaction, A+B C, AH-+30 kJ; AS°=+50 J/K.Therefore the reaction is: (a) spontaneous at all…

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Q: For the reaction given below, AH--1516 kJ at 25 C and AS--432.8 J/K at 25 C, This reaction is…

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Q: Predict the sign of entropy. Write P if it is positive and N for negative. • sugar dissolving in tea…

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Q: High levels of ozone (O3) make rubber deteriorate, green plants turn brown, and many people have…

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Q: Discuss the spontaneity of each process in the following scenarios, based on the use of the Gibbs…

A: Gibb's free energy equation is :  ∆G = ∆H - T∆S  For a spontaneous process ∆G must be negative.

Q: (Q66). What is the change in entropy (in J/K) when 14.1 g of liquid hexane boils at its normal…

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