## [answered] A32g aluminum spoon (specific heat 0.904 J/gC) at23C is pla

1.

A32g aluminum spoon (specific heat 0.904 J/g??C) at23?C is placed in186mL (185g) of coffee at84?C and the temperature of the two become equal.

(a) What is the final temperature (in?C) when the two become equal? (Assume that coffee has the same specific heat as water, 4.1801 J/g??C.)

2.

A?78.2?g piece of metal at?88.0?C is placed in?141?g of water at?21.0?C contained in a calorimeter. The metal and water come to the same temperature at?28.2?C. How much heat (in J) did the metal give up to the water? (Assume the specific heat of water is 4.18 J/g?

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This question was answered on: Sep 18, 2020

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