question_answer 2)

What amount of heat must be supplied to 2 x kg of nitrogen at room temperature to raise its temperature by 45°C at constant pressure ? Given molecular mass of nitrogen is 28 and

Answer:

Here, mass of gas,      rise in temp.,              Heat required,            Molecular mass,        M = 28 Number of moles,     As nitrogen is a diatomic gas, molar specific heat at constant pressure is As