# chemistry

A frost-free refrigerator uses about 640 kWH of electrical energy per year.
Express this amount of energy in
J:
kJ:
Cal:

1. 👍 0
2. 👎 0
3. 👁 96
1. http://www.unitconversion.org/power/kilowatts-to-joules-per-hour-conversion.html

1. 👍 0
2. 👎 0

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