Question

Calorific value of wood is 18,000 kJ/kg. How much of wood is required to
produce 360,000 kJ of heat energy?​

Answer 1

Answer:

20kg

Explanation:

wood required to produce 18,000KJ- 1Kg

wood required to produce 1KJ-1/18,000KG

Wood requied to produce 360,000Kj

= (1/18000)×360000=20kg