Question

How much energy will 150 gm,mass of wood yield on complet cmbustion if it's calorific value were 15 kJ/gm.

Answer 1

Hi,

Here is the answer to your problem.

15kJ/gm means on complete combustion 1gm of wood gives 15 kJ of energy. So on complete combustion of 150gm of wood it will give 15 × 150 kJ of energy i.e. 2250kJ of energy.

Hope, it helps you.

Best wishes!!