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18 September, 12:42

In a nuclear reaction, the energy released is equal to 8.1 x 1016 joules. Calculate the mass lost in this reaction. (1 J = 1 kg m2/s2) and the speed of light = 3.00 * 10^8 m/s ]

Answer

7.2 x 1032 kg

2.7 x 108 kg

9.0 x 10-1 kg

7.2 x 10-16 kg

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Answers (1)
  1. 18 September, 14:32
    0
    Use the formula E=mc^2

    energy given = 8.1 x 10^16 joules

    speed of light = 3.00 * 10^8 m/s

    plug in the values we'll get mass = 9.0 x 10-1 kg
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