A mixture of 30.2 g of sand and 87.7 g of water has a temperature of 12.1°C. What ADDITIONAL mass of water at 85.8°C must be added to raise the final temperature of the mixture to29.3°C?
(c_water = 1.00 cal/g·°C and c_sand =0.480 cal/g·°C)

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Solution The amount of water thats need ... View the full answer