What has the strongest intermolecular forces solid liquid or gas?

What are several ways to reduce the effect of friction

Witch two conditions can limit the usefulness of the kinetic molecular theory in describing gas behavior?

Dumbledore decides to gives a surprise demonstration. he starts with a hydrate of na2co3 which has a mass of 4.31 g before heating. after he heats it he finds the mass of the anhydrous compound is found to be 3.22 g. he asks everyone in class to determine the integer x in the hydrate: na2co3·xh2o; you should do this also. round your answer to the nearest integ