Worksheetsmole concept
Total questions: 7
Worksheet time: 28mins
Name
Class
Date
1.
How many moles are in 3.01 x 1022 atoms of magnesium?
a)
0.0500 moles
b)
1.81 x 1046 moles
c)
5.00 x 1021 moles
d)
5.00 moles
2.
A mole of Neon contains
6.02 x 1023 _____.
6.02 x 1023 _____.
a)
atoms
b)
formula units
c)
ions
d)
molecules
3.
How many molecules are in 2.00 moles of H2O?
a)
124x1024 molecules of H2O
b)
1.20x1023 molecules of H2O
c)
12.04 x1023 molecules H2O
d)
124
4.
What name is given to the number of atoms in a mole of an element?
a)
Planck's constant
b)
Avogadro's constant
c)
Newtonian constant
5.
Which would have more atoms?
a)
1 mole of Li
b)
1 mole of Au
c)
1 mole of Si
d)
None, all are equal
6.
What is the molar mass of carbon?
a)
6.0 g/mol
b)
12.0 g/mol
c)
22.4 g/mol
d)
6.02 x 1023 g/mol
7.
What is the molar mass of NaCl?
a)
58 g/mol
b)
28 g/mol
c)
12 g/mol
d)
6.02 x 1023
100 %
