KA - Moles and Molar Mass Flashcards
1
Q
Isotopes
A
The same element with the same number of protons BUT different numbers of neutrons
2
Q
Atomic Number
A
How many protons an element has
3
Q
Average Atomic Mass
A
The weighted average of the mass of all versions of the element. Average of various isotopes (P+E+N)
4
Q
Avogadro’s Number
A
6.02214076 X 10²³
5
Q
Avagadro’s Number means
A
If you have AN of the elements’ atoms, you will have the AMU in grams - e.g. of Lithium (6.94) x AN = 6.94 grams of Lithium
6
Q
Mole
A
A mole is the AN of something in atoms
7
Q
A
