If 1 g of matter is fully converted to energy, how much energy results?
A9 x 10^10 J
B9 x 10^13 J
C3 x 10^8 J
D9 x 10^16 J
Answer & Solution
Correct answer: B. 9 x 10^13 J
E = mc^2 = 10^-3 kg x (3 x 10^8 m/s)^2 = 9 x 10^13 J.
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