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Assume That a Certain City Consumes Electrical Energy at an Average

Question 47

Multiple Choice

Assume that a certain city consumes electrical energy at an average rate of 2.0 × 109 W.What would be the mass change in producing enough energy to keep this city running for 21 weeks? (c = 3.00 × 108 m/s)


A) 0.28 kg
B) 0.32 kg
C) 0.39 kg
D) 0.48 kg

Correct Answer:

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