3. Enthalpy change is defined asa. the energy that is transferred into or out of a system when the pressure is constant and only P–Vwork is done.b. the change in internal energy of a system when the pressure is constant.c. the change in internal energy of a system when the volume is constant.d. the energy that is transferred into or out of a system when the pressure is constant and no work is done.e. the change in internal energy of a system when the pressure is constant and no work is done.

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Asked Nov 26, 2019
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3. Enthalpy change is defined as

a. the energy that is transferred into or out of a system when the pressure is constant and only P–Vwork is done.

b. the change in internal energy of a system when the pressure is constant.

c. the change in internal energy of a system when the volume is constant.

d. the energy that is transferred into or out of a system when the pressure is constant and no work is done.

e. the change in internal energy of a system when the pressure is constant and no work is done.

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Expert Answer

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Enthalpy:

The thermodynamic quantity which represents the total heat content of a system is said to be enthalpy.  It is equal to internal energy of the system and the product of pressure an...

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