Chemical Engineering Thermodynamics
Solubility of a substance which dissolves with an increase in volume and liberation of heat will be favoured by the

High pressure and high temperature
Low pressure and low temperature
High pressure and low temperature
Low pressure and high temperature

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Chemical Engineering Thermodynamics
The second law of thermodynamics states that

It is not possible to transfer heat from a lower temperature to a higher temperature
The energy change of a system undergoing any reversible process is zero
None of these
The total energy of system and surrounding remains the same

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