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How much heat is given out when a piece of iron of mass 50g and specific...

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Question 103
A
1.38 x 106 J
B
2.53x104J
C
7.66x103J
D
1.38x103J
E
1.27 X103J
Explanation
Q = mc = 0.050 x 460 x (85 - 25) = 1.38x103J

Correct option: D

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