A star like the sun has a luminosity of 3.9 1026 W.How much mass must be turned into energy each second to produce this power?
A) 1.3 1018 kg
B) 4.3 109 kg
C) 5.7 105 kg
D) 5.9 106 kg
E) 1.5 1011 kg
Correct Answer:
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