1. Standard conditions. Standard conditions
Depending on temperature and pressure conditions, a pure substance can exist in different phases. During heating or cooling, a pure substance is frequently transformed from one phase to another. The main phase transitions are described in the diagram below.
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The study of a phase transition highlights the existence of change-of-state quantities, which represent the variations in the thermodynamic properties of a pure substance as it...
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Characterization and properties of matter
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Standard conditions. Standard conditions
Modification of compounds in the gas phase
References
Most of the data reported in this table is based on a critical study of the following works, which are considered authoritative by specialists.
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