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8. A sample of metal at 20.0°C is warmed to 123°C when 274cal is added. What is the mass of the metal? (Assume Cpetl 0.028cal

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Le m be the mass of metal o.028 cal metal nital emperostur?, T,- 20 c Finol temperature, T.=123c Hear suppled, Q= 274 cal = 2

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