Question

Enthalpy of sublimation of a substance is equal to

Answer 1

Answer:

The heat of sublimation is generally expressed as ΔHsub in units of Joules per mole or kilogram of substance

Explanation:

Answer 2

Explanation:

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Enthalpy of a substance is defined as the internal energy of the substance + pressure energy per unit mass of the substance. The reason for defining such kind of relationship is that under constant pressure system the change of this property (enthalpy) denotes the heat added or removed from the system.