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Q.

Select the incorrect expression from the following expressions.

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a

${ΔS}_{surr} = \frac{{ΔH}_{surr}}{T} = - \frac{{ΔH}_{sys}}{T}$

b

$ΔG = ΔH - TΔS$

c

${ΔS}_{Total} = {ΔS}_{system} + {ΔS}_{surr}$

d

${ΔS}_{total} < 0 (Spontaneous process)$

answer is C.

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Detailed Solution

For spontaneous process $∆ S_{total}$ > 0

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