Posted by **alf** on Wednesday, August 3, 2005 at 9:31pm.

how much heat energy is required to raise the temp of 5 kilograms of coal from 20 degrees celsius to 220 degrees celsius?

A 314 J

B 6,573 J

C 1,314,718 J

D 4,187,000 J

You asked this question already. See my other posted answer.

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