Q.

The equilibrium concentration of the species of A, B, C and D are 3, 5, 10 and 15 mole L-1 respective at 300K; the ΔG0 of the reaction A+B C+D  is (R = 2 cal mol-1K-1

 

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a

1391.6 cal

b

-138.18 cal

c

-1381.8 cal

d

13.81 cal

answer is B.

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Detailed Solution

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ΔG0=2.303RT​  log10KcKc=10×153×5=10ΔG0=2.303×2×300log1010=1381.8cal

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