A 349-g sample of an unknown metal initially at 2328oc is, Ask an Expert

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A 34.9-g sample of an unknown metal, initially at 232.8oC, is immersed in a 17.0-g sample of water (specific heat = 4.184 J g-1 oC-1), initially at 15.4oC, in an insulated cup. Once equilibrium is reached, the final temperature of the water-metal mixture is 28.2oC. What is the identity of the metal?

Metal
Specific Heat (J g-1 oC-1)
Copper
0.385
Lead
0.128
Silver
0.235
Aluminum
0.902

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Category:- Chemistry
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