Stoichiometry
During a phase change process like sublimation, vaporisation, melting etc., the specific __________ does not change.

Internal energy
Entropy
Gibbs free energy
Enthalpy

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Stoichiometry
The heat capacity of a substance is

Higher for solid state than for liquid state
Lower for liquid state than for gaseous state
Greater for liquid state than for solid state
Equal for solid and liquid states below melting point

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