Chem Math Flashcards
1
Q
Mole
A
= 6.02 x 10 ^23
2
Q
gram formula mass
A
mass of 1 mole
3
Q
Percent Composition
A
the amount of an element in a compound expressed as a %
4
Q
Hydrates
A
a salt that has a definite amount of water molecules embedded into it’s surface
5
Q
Anhydrous Salt
A
after heating a hydrate the water evaporates and we are left with the anhydrous salt
6
Q
molecular formula
A
the true formula for a compound;exact number of atoms of each element in the composition
7
Q
empirical formula
A
the simplest whole ratio of the compound
8
Q
Stoichiometry
A
the area of chem math where we take a balanced chemical question and use mole ratios to make predictions about the products of the reaction
9
Q
A
