A 1.0 mol sample of an unknown gas occupies 4.00 L

CHEMISTRY · Subjective · AP · Chemistry · Properties of Substances and Mixtures · Properties of Substances and Mixtures

Problem

A 1.0 mol sample of an unknown gas occupies 4.00 L. Predict qualitatively how the ratio

P_{\text{real}}/P_{\text{ideal}}

will change when the temperature is decreased from 298 K to 160 K while

n

and

V

remain constant, and justify your prediction briefly.