Homework Help: Chemistry

Posted by Randy on Sunday, October 11, 2009 at 5:29pm.

A 27.4 g sample of metal X requires
131 calories of energy to heat it from 10.0◦C to 90.0◦C. Calculate the specific heat of metal X.
Answer in units of J/g ·◦ C.

Any help would be greatly appreciated

Chemistry - bobpursley, Sunday, October 11, 2009 at 5:32pm
change 131 c to Joules.
divide by 27.4
divide by 80
Chemistry - Randy, Sunday, October 11, 2009 at 5:43pm
Sorry, but I don't understand. Haven't done this in a while. I divided 137 J by 27.4 and then 80, but I get 0.05 as my answer.

is that correct?
Chemistry - bobpursley, Sunday, October 11, 2009 at 5:45pm
You didn't change 131 calories to Joules first.
Chemistry - Randy, Sunday, October 11, 2009 at 5:48pm
Oh, haha.. Thanks a lot. Very helpful. =]

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