WorksheetsMoles and mass review
Total questions: 6
Worksheet time: 30mins
Name
Class
Date
1.
What is the molar mass of Al2O3?
a)
42.981 g/mol
b)
69.963 g/mol
c)
101.961 g/mol
d)
74.979 g/mol
2.
What is the molar mass for (NH4)2O?
a)
34.038 g/mol
b)
52.077 g/mol
c)
50.037 g/mol
d)
18.034 g/mol
3.
What is the molar mass of copper (II) nitrate?
a)
187.554 g/mol
b)
251.1 g/mol
c)
189.096 g/mol
d)
125.55 g/mol
4.
How many grams are in 2 mol of CuCl2?
a)
2 g
b)
134.446 g
c)
268.892 g
d)
67.223 g
5.
How many moles are 95 g of NaCl?
a)
1.63 mol
b)
0.62 mol
c)
5551.8 mol
d)
58.44 mol
6.
How many moles is 125 g of CH4?
a)
2005.375 mol
b)
0.128 mol
c)
16.043 mol
d)
7.79 mol
100 %
