Question

Calorific valoe of wood is 18,000 kJ/kg. How much of wood is required to
produce 360.000 kJ of bezt energy?​

Answer 1

Answer:20KG

Explanation:

CALORIFIC VALUE= ENERGY/MASS

18000= 360,000/MASS

MASS= 360000/18000

= 20KG

Answer 2

Explanation:

20kg is the answer because 1kg wood give the calorific value 18000kg, then 20kg wood is required to give the calorific value 360000.