Chemistry / Units of Energy
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Solution: A refrigerator uses 900 kWh of electrical energy per year. H...

Question

A refrigerator uses 900 kWh of electrical energy per year. How many joules of electricity are used in two years?

A. 3.24 x 109 J

B. 6.48 x 109 J

C. 2.50 x 10-4 J

D. 5.00 x 10-4 J