Chemical Engineering Thermodynamics
Boyle's law for gases states that

P/V = constant, for any gas
P ∝ 1/V, when temperature & mass of the gas remain constant
P ∝ 1/V, when temperature is constant
P ∝ V, at constant temperature & mass of the gas

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Chemical Engineering Thermodynamics
Which of the following is an undesirable characteristics of a refrigerant ?

It should have a sub-atmospheric vapor pressure at the temperature in refrigerator coils
None of these
It should be non-explosive
Its vapor pressure at the condenser temperature should be very high

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