Matching Pairs The Mole Matching GameOnline version Match the concepts related to 'The Mole' story and its characters in this fun game! by Globoi Ej 1 Avogadro’s number 2 Products 3 Limiting reagent 4 Excess reagent 5 Stoichiometry 6 Reactants 7 Mole ration 8 Percent composition the determination of proportions which elements react with one another reactant that’s not used up in a reaction reactant that get used up in a chemical reaction what is formed from a chemical reaction ratio between the amount of moles of compounds in a chemical reaction a substance that undergoes change during a reaction 6.02x10^23 percentage of each element that makes up a specific compound