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An unknown sample of metal with a mass of 20.0 grams absorbed 210 joules of energy....

An unknown sample of metal with a mass of 20.0 grams absorbed 210 joules of energy. The temperature of the metal increased from 25.0°C to 70.0°C. Calculate the specific heat of the metal. What is the identity of the metal?

gold

silver

copper

iron

aluminum

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