In the plot of chemical potential vs temperature at constant pressure, which of the following is true regarding the slope of the tangent to the curve at any particular temperature, (au/a T),? O A. It is equal to negative of molar volume, - Vm and is much steeper for liquids than for gases O B. It is equal to negative of molar entropy, -Sm and is much steeper for liquids than for gases O C. It is equal to negative of molar volume, -Vm and is much steeper for gases than for liquids O D. It is equal to negative of molar entropy, -Sm and is much steeper for gases than for liquids O E. It is equal to molar entropy, Sm and is much steeper for gases than for liquids

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