Concept explainers
The total heat that was removed from water.
Answer to Problem 12PEA
The total heat removed from water is
Explanation of Solution
Write the expression to calculate the change in temperature.
Here,
Write the expression to calculate the heat released.
Here,
Write the expression to calculate the heat released for the phase change.
Here,
Write the expression to calculate the total heat removed from water.
Here,
Conclusion:
Case 1: The water cools from
Substitute
Substitute
Case 2: The phase changes from water at
Substitute
Case 3: The ice cool from
Substitute
Substitute
Substitute
Therefore, the total heat removed from water is
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