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Thermodynamics · undergrad

Heat Capacity

The response of internal energy or enthalpy to temperature change.

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Heat Capacity

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Definitions

At constant volume,

CV=(∂U∂T)V.C_V=\left(\frac{\partial U}{\partial T}\right)_V.

At constant pressure,

CP=(∂H∂T)P.C_P=\left(\frac{\partial H}{\partial T}\right)_P.

Interpretation

Heat capacity measures how much energy is required to change temperature under specified constraints.

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