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WorksheetsConcentrations of Solutions
Total questions: 24
Worksheet time: 20mins
28g of CaCl was dissolved in 0.4 dm3 of water.
Calculate the concentration of the solution with the correct units.
70 g
70 g/cm3
70 g/dm3
70 dm3
1 dm3 is equal to which.
100 cm3
1 L
1000 g
10 cm3
How do you decrease the concentration of a solution. Choose 2 options
add more solvent
add more solute
remove solute
add more water
What term do we use to describe a less concentrated solution?
Dilute
Volume
Aqueous
Solvent
Calculate the mass percent of solution, if there is 100 g of sugar and 400 g of water
30%
25%
20%
15%
What is the concentration, in percent by volume, of 8 mL of solute in 500 mL of solution?
0.58%
0.0058%
5.8%
1.6%
The substance that is present in a greater amount is known as the
Colloid
Solute
Solvent
Solution
Two liquids that stay mixed together in any proportion are known as
Insoluble
Saturated
Miscible
Immiscible
When calculating molarity, the amount of solute must be in what unit?
mililiters
liters
grams
moles
What is the molarity of a solution of HNO3 that contains 0.500 mol of HNO3 and 250 ml of water?
0.002 M
0.5 M
2 M
500 M
How many liters of water would be needed to make a 3.5 M solution salt of water if you started with 5.0 moles of NaCl?
0.700 L
1.43 L
8.50 L
17.5 L
You need to make 12.0 L of a 1.7 M solution of sodium bicarbonate, how many moles of sodium bicarbonate would you need for this solution?
0.142 moles NaHCO3
7.96 moles NaHCO3
13.7 moles NaHCO3
20.4 moles NaHCO3
If 30.0 ml of a 4.25 M solution of NaOH is diluted to a final volume of 250.0 ml, what is the new molarity of this solution?
35.4 M
4.25 M
0.51 M
0.02 M
True or False - Solutions can be solids, liquids, or gaseous
True
False
When no more solute dissolves the solution is _________
supersaturated
unsaturated
saturated
supercalifragilisticexpialidocious
The substance being dissolved is called the ________
solvent
solid
solute
solvate
