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August 1, 2015

Homework Help: chemistry

Posted by Faisal on Thursday, December 1, 2011 at 11:07pm.

A 210 g iron bar is heated and then placed in 100. g of water in an insulated container. The water temperature increases from 21.2 C to 53.3 C. What was the initial temperature of the iron bar?

(Specific heats: cFe = 0.449 J/gK; cwater = 4.184 J/gK)

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