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Gibbs Free Energy

1. Introduction to Biochemistry / Gibbs Free Energy / Problem 7

Problem 7

Calculate the actual change in Gibbs free energy for a reaction under physiological conditions with ΔG° = -20 kJ/mol, R = 8.315 J/mol·K, T = 310 K, and Q = 0.05 using the equation ΔG = ΔG° + RTlnQ.

A

ΔG = -20 kJ/mol

B

ΔG = -24.1 kJ/mol

C

ΔG = -16.1 kJ/mol

D

ΔG = -30 kJ/mol

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