Question:
Consider the reaction 2NOBr(g) -->Br2(g) + 2NO (g)
A sample of pure NOBr at a concentration of 0.200 M is allowed to decompose at 50 degrees C. When the reaction has come to equilibrium, the concentration of NOBr is 0.176 M. What is the value of Kc at 50 degrees C for this reaction?