Chemistry, 26.02.2020 18:28 smokeoutkitten
An electrically heated home, the temperature of the ground in contact with a concrete basement wall is 12.8 C. The temperature at the inside surface of the wall is 20.0 C. The wall is 0.10 m thick and has an area of 9.0 m2. Assume that one kilowatt hour of electrical energy costs $0.10. How many hours are required for one dollar’s worth of energy to be conducted through the wall?
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