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Question

d(ΔG)=(ΔSreaction).dT ΔG=ΔHTΔS ΔG=ΔH+T(d(ΔG)dT)P
Calculate ΔS for the given cell reaction in the previous question.

A
73.53 JK1mol1
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B
83.53 JK1mol1
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C
100 JK1mol1
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D
None of these
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Solution

The correct option is A 73.53 JK1mol1

d(ΔG) = ΔH TΔS

ΔG = nFE

2× 96500 × 1.015 = 21800 300 ΔS

195895 + 21800 = 300 ΔS

22105300 = ΔS

ΔS = 73.53JK1mol1


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