A920-g empty iron kettle is out on a hot stove. how much heat must the kettle absorb to raise its temperature 15.0 celsius to 93.0 celsius the especific heat capacity iron is 470 j/kg * k

6–48 bananas are to be cooled from 24 to 138c at a rate of 215 kg/h by a refrigeration system. the power input to the refrigerator is 1.4 kw. determine the rate of cooling, in kj/ min, and the cop of the refrigerator. the specific heat of banana above freezing is 3.35 kj/kg·8c.