Question

4
A block of copper having a temperature of 800°C was dropped into 500 g of was.
The initial temperature of the water was 40°C. After the block was dropped in its
temperature of the water rose to 45°C. The specific heats of copper and water a
0.385 /s/Cand 4.19 J/g/°C respectively. What is the mass of the copper block?
(A) 404.54 g
(B) 505.65 g (C) 606.76 g (D) 707.87 g​

Answer 1

Answer:

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