Problem: 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 Kb. ΔH∘rxn = 84 kJ , ΔS∘rxn = 144 J/K , T = 762 Kc. ΔH∘rxn = 84 kJ , ΔS∘rxn = −144 J/K , T = 303 Kd. ΔH∘rxn = − 84 kJ , ΔS∘rxn = 144 J/K , T = 406 K

FREE Expert Solution

Follows these steps:

Step 1: Determine ΔSsurr.

Step 2: Determine ΔSuniv.


a. ΔHrxn  = 84 kJ , ΔSrxn = 144 J/K , T = 303 K

  • Step 1

S°surr=-H°rxnTS°surr=-84 kJ303 K

ΔSsurr -0.277 kJ/K


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Problem Details

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

a. ΔHrxn = 84 kJ , ΔSrxn = 144 J/K , = 303 K

b. ΔHrxn = 84 kJ , ΔSrxn = 144 J/K , = 762 K

c. ΔHrxn = 84 kJ , ΔSrxn = −144 J/K , = 303 K

d. ΔHrxn = − 84 kJ , ΔSrxn = 144 J/K , = 406 K

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