For the reaction at 500 K, ;

CHEMISTRY · Single correct · A Level · Chemistry · Thermodynamics · Thermodynamics

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. (1) 0.786 (2) 0.527 (3) 0.22 (4) 0.46