A sample of nitrosyl bromide (NOBr) decomposes according to the equation
An equilibrium mixture in a 5.00-L vessel at 100 oC contains 3.22 g of NOBr, 3.08 g of NO, and 4.19 g of Br2.
(a) Calculate Kc.
(b) What is the total pressure exerted by the mixture of gases?
(c) What was the mass of the original sample of NOBr?