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Q.

If the value of ΔG0 for the equilibrium reaction at 300 K is 57.44 kJ/mol, the equilibrium constant Kc is

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a

5.7×10-10

b

5.7×1010

c

1.0×1010

d

1.0×10-10

answer is D.

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Detailed Solution

  ΔG0=-RTlnKc  57.44=-8.314×300×lnKc   57.44-8.314×300=lnKc

lnKc=-23.029   Kc=e-23.029 Kc=1.0×10-10

Therefore, option (D) is correct.

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