Question

Hydrolysis of sucrose gives, Sucrose + H2O → Glucose + Fructose Equilibrium constant Kc for the reaction is 2 × 1013 at 300 K. Calculate ΔG0 at 300 K. 

Answer 1

ΔG⁰ = – RT lnK_c 

ΔG⁰ = – 8.314 × 300 × ln( 2×10¹³ ) 

ΔG⁰ = – 7.64 ×104 J/mol.