Chemistry

Problem

For the reaction at 500 K,

2A + B \rightleftharpoons 2C

;

\Delta G^\circ = 2 \text{ kJ mol}^{-1}

. What is the value of

K

for the reaction

A + \frac{1}{2}B \rightleftharpoons C

at 500 K. a. 0.786 b. 0.527 c. 0.22 d. 0.46