The specific heat of a metal is 0.5 cal / (0C. g). The heat required to raise temperature of 100 gram of that metal by 20 0C is

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Biology

26 September, 12:58

The specific heat of a metal is 0.5 cal / (0C. g). The heat required to raise temperature of 100 gram of that metal by 20 0C is

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Rodgers · Answer 1

The specific heat of the metal is 0.5 cal / (0C. g). This means the energy needed is 0.5 cal to raise the heat of 1 gram of metal by 1 degree C. Therefore, the energy needed to raise 100 g of the metal by 20 degrees C is:

0.5 * 20 * 100 = 1000 cal.