Question

When 15.68 litres of a gas mixture of methane and propane are fully combusted at 0°C and 1 atmosphere, 32 litres of oxygen at the same temperature and pressure are consumed. The amount of heat released from this combustion in kJ is (∆H_C(CH₄) = – 890 kJ mol⁻¹ and ∆H_C(C₃H₈) = – 2220 kJ mol⁻¹)

Options

• – 889 kJ

• – 1390 kJ

• – 3180 kJ

• – 632.68 kJ

Answer 1

– 632.68 kJ