Science, asked by genius3937, 1 year ago

4.5 kg of coal is completely burned. calculate the heat produced calorific value of coal is 40000 kj/kg

Answers

Answered by yash2090

4

Explanation:

heat produced

calorific value = —————————

amount of Coal

heat produced

40000 = —————————

4.5

40000×4.5 = heat produced

180000. = he produced

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