What is it called when the way molecules in a substance move around relative to each other

Determine the empirical formula of a compound containing 40.6 grams of carbon, 5.1 grams of hydrogen, and 54.2 grams of oxygen. in an experiment, the molar mass of the compound was determined to be 118.084 g/mol. what is the molecular formula of the compound? for both questions, show your work or explain how you determined the formulas by giving specific values used in calculations.

The drawing represents the movement of particles in a substance. what changes of state can this substance undergo

An experimental procedure requires a 10 ml of acid to be dissolved