Homework Help: science

Posted by Brenda on Tuesday, March 22, 2011 at 12:10pm.

When 90 kJ is removed from a 2-kg copper bar its temperature drops from 200 degrees celcius to 85 degrees celcius what is the specific heat of the iron?

science - drwls, Tuesday, March 22, 2011 at 12:38pm
Q = M*C*(delta T)

Solve for C, with

deltaT = -115 C
Q = -90 kJ
M = 2.0 kg
science - lll, Thursday, April 28, 2011 at 4:30pm
llll

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