A quantity of hot water at 100oC is added to 400g of water at 10oC until the temperature of the mixture is 60oC. Calculate the mass of the hot water added. [Specific heat capacity of water =4200JKg-1 K-1]

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A quantity of hot water at 100oC is added to 400g of water at 10oC until the ...

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Correct Answer: D

Explanation

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