What amount of heat will go to heat a brick kiln weighing 1.5 tons from 10 to 20 degrees?

univerkov | December 3, 2020 | education

Given:
m = 1.5t = 1500 kg
t1 = 10 °
t2 = 20 °
c = 880 J / kg × t °
Find: Q -?
Decision:
Q = cm (t2-t1)
Q = 880 J / kg × t ° × 1500kg × 10 °
Q = 13,200,000 J = 13.2 MJ
Answer: 13.2 MJ

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