How much heat will be released when a 3kg brick is cooled from 300 degrees Celsius to 50 degrees Celsius? Brick = 880 J / kg c celsius.
| November 25, 2020 | education
Given:
m = 3kg
t1 = 300 ° C
t2 = 50 ° C
c = 880
The amount of heat released during cooling can be found by the formula Q = cm (t1-t2)
Substituting the known quantities, we find Q
Q = 880 * 3 * (300-50) = 880 * 3 * 250 = 660,000J = 660 kJ
The answer is 660 kJ of energy.
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