Chemistry Practice Problems Entropy Practice Problems Solution: Given the values of ΔH∘rxn, ΔS∘rxn, and T below, d...

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# Solution: Given the values of ΔH∘rxn, ΔS∘rxn, and T below, determine ΔSuniv. a) ΔH∘rxn = 87 kJ , ΔS∘rxn = 146 J/K , T= 296 K, will this be spontaneous or not spontaneous? b) ΔH∘rxn = 87 kJ , ΔS∘rxn = 146 J/K , T= 762 K, will this be spontaeous or not spontaneous? c) ΔH∘rxn = 87 kJ , ΔS∘rxn = −46 J/K , T= 296 K, will this be spontaneous or not spontaneous? d) ΔH∘rxn = −87 kJ , ΔS∘rxn = 146 J/K , T= 390 K, will this be spontaneous or not spontaneous?

###### Problem

Given the values of ΔHrxn, ΔSrxn, and T below, determine ΔSuniv.

a) ΔHrxn = 87 kJ , ΔSrxn = 146 J/K , T= 296 K, will this be spontaneous or not spontaneous?

b) ΔHrxn = 87 kJ , ΔSrxn = 146 J/K , T= 762 K, will this be spontaeous or not spontaneous?

c) ΔHrxn = 87 kJ , ΔSrxn = −46 J/K , T= 296 K, will this be spontaneous or not spontaneous?

d) ΔHrxn = −87 kJ , ΔSrxn = 146 J/K , T= 390 K, will this be spontaneous or not spontaneous?

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Solved • Mon Mar 19 2018 16:31:55 GMT-0400 (EDT)

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#### Q. Given the values of ΔH∘rxn, ΔS∘rxn, and T below, determine ΔSuniv. a. ΔH∘rxn = 84 kJ , ΔS∘rxn = 144 J/K , T = 303 K b. ΔH∘rxn = 84 kJ , ΔS∘rxn = 144...

Solved • Wed Mar 07 2018 10:40:01 GMT-0500 (EST)

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Solved • Tue Mar 06 2018 12:08:59 GMT-0500 (EST)

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Solved • Fri Mar 02 2018 13:21:37 GMT-0500 (EST)