Acetone is a common solvent and has a density of 0.7899 g/ml. what volume of acetone, in ml, has a mass of 29.3 g?

Which sentence about particles in matter is true? a. atoms are present in solids and liquids but not in gases. b. the particles of matter are in constant motion. c. the same kinds of atoms are found in different elements. d. when a solid changes to a liquid, the sizes of the particles change.

Adilute aqueous potassium nitrate solution is

The sum of the oxidation numbers in a neutral compound is always