15. Express (a) 7 Wh into joule, (b) 10 J into calorie and (c) 2.5 eV into joule.
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Answer:
(a) 7 Wh = 25200 J
(b) 10J = 2.39006 gram calorie / 0.00239006 kilo calorie
(c) 2.5 eV = 4.00544e-19 J
Explanation:
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