JEE · NEET Previous Year Question

When 5litres of a gas mixture of methane and propane is perfectly combusted at $0^{o}C$ and 1 atmosphere, 16 litres of oxygen at the same temperature and pressure is consumed. The amount of heat released from this combustion in $\text{kJ}\text{(}\Delta H_{\text{comb}}.\text{(}C{H}_4\text{)}=890\text{kJmo}{l}^{-1}\text{,}{K}_{\text{comb}}\text{(}{C}_3{H}_8\text{)}=2220\text{kJmo}{l}^{-1}\text{)}$ is

Topic: NEET PYQ

Answer: B. Full step-by-step solution below.