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WorksheetsMolarity
Total questions: 13
Worksheet time: 1hrs 5mins
Name
Class
Date
1.
Molar mass of NaOH is ______________________
a)
40 grams/mol
b)
50 grams/mol
c)
45 grams/mol
d)
38 grams/nol
2.
What is the molarity of a solution made by dissolving 2 moles of NaOH in 400 mL of water?
a)
5 mol/L
b)
4 mol/L
c)
3 mol/L
d)
2.5 moles /L
3.
Which sweet tea would you expect to taste the sweetest?
a)
1M
b)
3M
c)
3.1M
d)
2.5M
4.
Molarity is measured in _____.
a)
moles per g.
b)
mols per L.
c)
moles per mm.
d)
moles per mL.
5.
The _____ is the thing being dissolved.
a)
solute
b)
solvent
6.
What is a solvent?
a)
The substance that does the dissolving in a solution.
b)
The substance that is being dissolved in a solution.
c)
The mixing of different substances.
d)
The process in which neutral molecules lose or gain electrons.
7.
How many moles of NaCl are present in a solution with a molarity of 8.59 M and a volume of 125 mL?
a)
1074 mol
b)
0.069 mol
c)
1.07 mol
d)
62.7 mol
8.
What is the molarity of a 0.5L sample of a solution that contains 60.0 g of sodium hydroxide (NaOH)
a)
0.8 M
b)
1.5M
c)
3.0M
d)
6.0M
9.
What is the molarity of 3 mole of hydrochloric acid in 3 L of water.
a)
3
b)
1
c)
6
d)
9
10.
What is the molarity of 4 grams of sodium chloride in 3,800 mL of solution?
a)
0.018 M
b)
0.018 mol
c)
1.052 M
d)
1.052 mol
11.
How many L are required to make 3.5 M hydrochloric acid using 1.1 moles?
a)
3.18 L
b)
0.31 L
c)
3.85 L
d)
4.6 L
12.
If you have 0.045 L of 0.465 M potassium bromide. How many moles of potassium bromide are present?
a)
20.9 mol
b)
0.021 mol
c)
0.02 mol
d)
0.0209 mol
13.
What is the molarity in 650. ml of solution containing 63 grams of sodium chloride?
a)
2.4 M
b)
0.86 M
c)
1.7 M
d)
0.54 M
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