A reaction that makes 2 products from one reactant

the formula of the real world molecule or compound

the small numbers within a chemical formula telling us how many of the atoms proceed it

the number of elementary particles (molecules or atoms) per mole of a substance . Its equal to 6.022x10²³

The reactant that runs out first, stopping the reaction

Matter can not be created or destroyed only rearrange

The ratio of the elements mass to the mass of the whole molecule or compound

a compound that has water infused into it

a standard scientific unit for measuring large quantities of very small entities such as atoms, molecules

The reduced formula of any molecule or compound

the elements and compounds that result from the reaction, found to the right of the arrow

the elements and compounds that start the reaction, found to the right of the arrow

a formula that follows the conservation of mass, expressing the ratios of reactants to products

the # in front of each product or reactant, tells us how many moles

the total mass of each atom in a molecule, in grams, representing 1 mole of that substance

a group of atoms that form a single ion