Homework Help: Physical Science

Posted by Bob on Tuesday, October 19, 2010 at 12:19pm.

A 1.0 kg glass bowl at 37 °C is placed in a freezer. How much heat will the freezer have to remove from the bowl to take it to 0 °C? (cglass = 0.2 cal/deg-gm)

Physical Science - drwls, Tuesday, October 19, 2010 at 12:58pm
Q (heat) = M * C *(change in T)

M is the mass and C is the specific heat. You know all three quantitiies

Take it from there.
Physical Science - Bob, Tuesday, October 19, 2010 at 1:07pm
Would the change be a negative number?
Physical Science - Lechile, Friday, January 28, 2011 at 1:28pm
Calculate the amount of heat required to heat a 45 sample of ethanol from 11.0 to 19.0. Specific heat capacity of ethanol is 2.42 .
Physical Science - Anonymous, Monday, March 18, 2013 at 5:07pm
7758030

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