Question

in an accident an inflammable substance weighing 7.2 kg caught fire and produced 90000 kj what is calorific value

Answer 1

Step-by-step explanation:

calorific value of a fuel means the amount of energy produced by the complete combustion of 1 kg of given fuel

calorific value of a fuel = heat energy produced÷amount of fuel burnt

1. 90000÷7.2= 12,500 kj/kg

ans= 12,500kj/kg