INTRO TO STOICHIMETRY

is equal to 6.02 x 10^23

what is avogadro’s number

used to count numbers of particles such as atoms, ions, formulas, units, or molecules

quantitative relationship of reactants to products in a chemical reaction

the amount of a substance that contains as many entities as there are in exactly 12g of carbon-12

refers to the mass of a single atom of an element

refers to the total mass of the atom in a molecule

ionic compounds do not form a molecule but a formula unit, and that its mass is called

is the use of numbers in the form of fractions to convert one unit of measurement to another through cancellation of units

is a chemical symbol of a substance used to illustrate the composition of a compound

is the actual chemical formula of a compound that reflects the composition of a molecule

is the chemical formula that shows the simple whole number ratios among the atoms of elements in the compound

branch of chem that deals with quantitative analysis of the composition of substances

perform quantitative analysis to identify the elements that compose a compound and to determine the structure and chemical formula of a compound

through this, an unknown substance can be identified and its components can be separated and measured

refers to the relative amounts of the components of a compound or mixture expressed in terms of percentage

is the sum of the atomic weights of the components in a formula