Which of the Following Statements Is True About the Effect

Multiple Choice

Which of the following statements is true about the effect of changes in total pressure or volume on the equilibrium of a system?

A) The concentration of any gaseous reactant or product is directly proportional to the total volume and inversely proportional to the applied pressure.
B) The change in pressure above a liquid solution has little effect on the concentrations of dissolved substances.
C) The concentrations of gases remain constant with pressure.
D) The equilibrium compositions of systems that contain gaseous substances are insensitive to changes in pressure and volume.
E) The change in external pressure has a tremendous effect on an equilibrium system that contains only solids or liquids.