In the temperature range from 40 k to 90 k a certain amount, Ask an Expert

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In the temperature range from 40 K to 90 K, a certain amount of liquid has a temperature dependent heat capacity that is given by Cp = 18.5 J K?1 + T × 0.24 J K?2. Determine the enthalpy change resulting from heating this sample from 58.0 K to 72.0 K at a constant pressure.

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