Which of the following statements is TRUE?
A) Particles of different masses have the same average speed at a given temperature.
B) The larger a molecule, the faster it will effuse.
C) At very high pressures, a gas will occupy a larger volume than predicted by the ideal gas law.
D) For a given gas, the lower the temperature, the faster it will effuse.
E) None of the above statements are true.

Question

Quizplus · Accepted Answer

At very high pressures, gas molecules are forced closer together, and intermolecular forces and the volume occupied by the gas molecules themselves become significant, causing the gas to occupy a larger volume than predicted by the ideal gas law.

Which of the Following Statements Is TRUE