the heat of combustion of ethane, c2h6, is 1560 kj/mol. what is the heat of combustion of ethane, in kj per gram?

6–43 a food department is kept at 2128c by a refrigerator in an environment at 308c. the total heat gain to the food department is estimated to be 3300 kj/h and the heat rejection in the condenser is 4800 kj/h. determine the power input to the compressor, in kw and the cop of the refrigerator.

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If jason ii needs 15 kw of power at 300 volts to operate, what amperage of current must flow through the cable?