WorksheetsThe Mole Concept
Total questions: 8
Worksheet time: 40mins
Find the Molar Mass of:
Ga2(SO3)3
320.56 g/mol
400.52 g/mol
393.42 g/mol
379.64 g/mol
How many moles are in 3.01 x 1022 atoms of magnesium?
0.0500 moles
1.81 x 1046 moles
5.00 x 1021 moles
5.00 moles
How many atoms are in 1.50 moles of Hg?
9.03x1023 atoms Hg
9.03x1024 atoms Hg
903 atoms of Hg
9.03 atoms of Hg
How many moles are 98.3 grams of aluminum hydroxide, Al(OH)3? (Atomic mass of Al = 27, H= 1, O = 16)
1.26 moles
0.8 moles
7,673.4 moles
150 moles
How many grams of silicon (atomic mass = 28.1 amu) would there be in a sample that contained 9.99 x 1022 atoms?
1.69 g
4.66 g
1.66 g
1.79 g
How many molecules of sugar (C6H12O6) are in a mole?
24 molecules
180 molecules
180 g
6.02 x 1023 molecules
How many atoms are in 1.50 moles of Hg?
9.03x1023 atoms Hg
9.03x1024 atoms Hg
903 atoms of Hg
9.03 atoms of Hg
How many particles would be in 8.4 moles of Octane (C8H18)?
5.77 x 1023
5.04 x 1024
5.77 x 1026
5.04 x 1023
