Answer to Question #169448 in General Chemistry for Leyla

Question #169448

How much heat is lost  when a hot piece of copper metal with a mass of 1260 g cools from 280 C to 25 C.  specific heat of cu =0.39


1
Expert's answer
2021-03-08T05:59:23-0500

Q=mc∆T= 1260 x 0.39 x (280-25)= 127 764 J.


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