Calculate the maximum amount of moles of AlCl3 that can be produced when 6.82 moles of Al2O3 react with 34.1 moles of HCl according to the following equation: Al2O3(s) + 6HCl(aq) → 2AlCl3(aq) + 3H2O(aq)

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.