11.0 g of aluminum at 200∘C and 22.0 g of copper are dropped into 44.0 cm3...

Question

Question

11.0 g of aluminum at 200∘C and 22.0 g of copper are dropped into 44.0 cm3 of ethyl alcohol at 15.0∘C. The temperature quickly comes to 28.0 ∘C.

What was the initial temperature of the copper in ∘C?

Answer 1

Answer #1

Heat Lost= Heat ained 0034x 4 (38-15).o

Answer 2

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