How much heat is needed to heat 2 kg of iron by 100 * C. The heat capacity of iron is 500 J / kg.
| December 15, 2020 | education
given:
m = 2 kg (t2-t1) = 100C c = 500 J / kg * C
Q-?
decision
Q = c * m * (t2-t1) = 500 * 2 * 100 = 100 kJ
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