Question

The solubility of a gas in a liquid is directly proportional to the partial pressure of the gas. This is in accordance with

• A. Ostwald's law
• B. Henry law
• C. Raoult's law
• D. van' t Hoff law
  

Answer 1

The correct option is B Henry law

This statement is in accordance with Henry law. This is applicable to only dilute solutions.The range of concentrations in which Henry's law applies becomes narrower, the more the system diverges from ideal behavior.
$P=K_H\ast x$
where $K_H$ is the henry's law constant.

It is considered a special case of Raoult's law