CHEMISTRY · Single correct · AP · Chemistry · Properties of Substances and Mixtures · Properties of Substances and Mixtures
Problem
Which statements are correct? I. Solids have a fixed shape because the particles can only vibrate about fixed positions. II. Liquids can flow because the particles can move freely. III. Gases are less dense because the interactions between the particles are very weak.
(1) I and II
(2) I and III
(3) II and III
(4) I, II and III