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How much energy is released if 1 g of matter is fully converted to energy?
A9 × 10⁸ J
B9 × 10¹³ J
C9 × 10¹⁶ J
D3 × 10⁸ J
Answer & Solution
Correct answer: B. 9 × 10¹³ J
E = mc² = 10⁻³ kg × (3 × 10⁸)² = 9 × 10¹³ J.
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