25
QuizMultiple Choice

Solutions and Solubility — Quiz

Question 25 • Chemistry

Under which conditions would the solubility of a gas be greatest ?

Answer
A
low pressure and high temperature
B
low pressure and low temperature
C
high pressure and high temperature
D
high pressure and low temperature

Explanation

A gas dissolves more readily in a liquid when the pressure above the liquid is higher, as described by Henry’s law. Gas solubility also generally increases as temperature decreases, because cooler liquids allow dissolved gas to remain in solution more easily. Therefore, solubility is greatest at high pressure and low temperature: choice D.

AI-written and checked against the verified answer.

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