4.1 The Mole Flashcards
1
Q
Define Mole
A
The # of atoms in 12 grams of carbon 12
6.02 x 10^23
2
Q
Define Avogadro’s Number
A
Refers to the value of one mole (6.02 x 10^23)
3
Q
How was Avogadro’s Number named?
A
In honour of Amadeo Avogadro and his experiments with volumes of gas
4
Q
Define Formula Unit
A
Equivalent of molecule
5
Q
Ionic compounds form large __ rather than__
A
lattices; individual molecules
6
Q
Particles can refer to either __ or __
A
atoms; molecules
7
Q
What r the abbreviations?
At
Mlcs or Molecs
m
M
A
atoms
molecules
metre
molarity
8
Q
How to go from mols to atoms?
A
multiply w/ avogadro’s number, then multiply by # of atoms in formula
9
Q
What r the symbols for Avogadro’s Number, # of moles, and # of particles?
A
NA (A is a subscript)
n
N
