How Many Kilowatt

question 43

Multiple Choice

How many kilowatt . hours of energy are released from 25 g of deuterium fuel in the fusion reaction: where the masses are = 2.014 102 u and = 4.002 603 u. Notes: Ignore the energy carried off by the gamma ray.
Conversion factors: 1 kWh = 3.600 × 10⁶ J; 1 eV = 1.602 × 10^-19 J.

• A)1 × 10⁶ kWh
• B)2 × 10⁶ kWh
• C)3 × 10⁶ kWh
• D)4 × 10⁶ kWh
• E)5 × 10⁶ kWh

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