Saturday
December 20, 2014

Homework Help: chemistry

Posted by katie on Sunday, March 20, 2011 at 1:36am.

If 74.5 grams of a hot metal was added to 56.4 grams of water and the temperature of the water rose from 20.4 to 33.4 degrees, how many KJ of energy was lost by the hot metal?
i need helping setting up where the numbers go. I'm lost

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