The Mole
The mole is a counting unit represented by
6.02 x 1023
What tool do you use to calculate molar mass?
Periodic Table
What are 3 units that are used as representative particles?
atoms, ions, molecules, particles, formula units, units
What are the units used for mass?
grams
What are the units used for volume?
liters
Chemists use the mole to count
atoms/ particles/ molecules
What are the units for molar mass?
g/mol
How many atoms are in 1 mole of sodium?
6.02 x 1023 atoms
How many moles are in 54 grams of aluminum?
2 moles
How many liters are in 3.55 moles of water?
79.52 liters
The number 6.02 x 1023 is named after
What is the molar mass of copper?
64 g/mol
How many molecules are in 2 moles of Sodium Chloride?
1.204 X 1024 molecules
How many grams are in 3.7 moles of Calcium Chloride?
407 grams
How many moles are in 98 liters of sodium chloride?
4.375 moles
The units for moles is
mol
What is the molar mass of calcium bromide?
200 g/mol
How many moles are in 4.89 x 1026 atoms?
812.29 mol
How many moles are in 100 grams of sulfur dioxide?
1.56 moles
How many liters are in .25 moles of argon?
5.6 liters
Why do we use the mole?
To make counting large numbers of particles easier.
What is the molar mass of iron (II) hydroxide?
90 g/mol
How many molecules are in 32 grams of calcium oxide? **two steps**
3.44 x 1023 molecules
How many grams are in 16.8 liters of sodium bromide? **two steps**
77.25 g
How many liters are in 4.00 x 1018 molecules?
0.00015 liters
or 1.5 x 10-4 liters