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Worksheets

Solutions and Saturation

Total questions: 15

Worksheet time: 15mins

Name
Class
Date
1.

Dominick made a solution using 15 g of NaCl in 150 mL of H2O. What should Dominick add to his original solution to make a solution twice as concentrated?

a)

5 g NaCl

b)

15 g NaCl

c)

100 mL H2O

d)

150 mL H2O

2.

Dominick made a solution using 15 g of NaCl in 150 mL of H2O. What should Dominick add to his original solution to make a solution that is half as concentrated?

a)

5 g NaCl

b)

15 g NaCl

c)

100 mL H2O

d)

150 mL H2O

3.

Charlie, Veruca, and Augustus each used 10 mL C6H8O7 to make solutions. Charlie made his solution using 1500 mL H2O, Veruca used 500 mL H2O, and Augustus used 1000 mL H2O. Whose solution is the most concentrated?

a)

Charlie's

b)

Veruca's

c)

Augustus's

4.

Charlie, Veruca, and Augustus each used 10 mL C6H8O7 to make solutions. Charlie made his solution using 1500 mL H2O, Veruca used 500 mL H2O, and Augustus used 1000 mL H2O. Whose solution is the least concentrated?

a)

Charlie's

b)

Veruca's

c)

Augustus's

5.

The concentration of a solution ____ with each addition of solute.

a)

increases

b)

decreases

c)

remains the same

6.

Solution A is made with 10 mL C6H8O7 and 50 mL of H2O. Solution B is made with 20 mL C6H8O7 and 100 mL H2O. The two solutions have ____ concentrations and the masses of equal volumes of the two solutions would be ____.

a)

the same; the same

b)

different; different

c)

the same; different

d)

different; the same

7.

Mr. Bowens's class OG Pugs found that 20 mL of a solute would saturate 50 mL H2O. 5 mL of the solute has a mass of 6 g. What is the mass of the saturated solution?

a)

6 g

b)

24 g

c)

50 g

d)

74 g

8.

Olivia made a pitcher of Koolaid. She added so much powder that some of the powder still remained at the bottom no matter how much she stirred. What could Olivia do to get the remaining Koolaid powder to dissolve?

a)

Add more H2O

b)

Remove some H2O

c)

Get a mixer

d)

Put the solution in the freezer

9.

True or False: Undissolved solid at the bottom of a bottle is evidence that a solution is saturated.

a)

True

b)

False

10.

Violet satured 150 mL H2O with MgSO4. Then she realized that she had lost track of how much MgSO4 she had used. Which of the steps could Violet use to find out how many grams of MgSO4 she used to saturate the H2O?

a)

Filter the saturated solution to remove the undissolved MgSO4

b)

Find the mass of the solution

c)

Subtract 150 g

d)

All of these steps

11.

When a solvent can no longer hold any more solute

a)

Saturation

b)

Dissolve

c)

Dilute

12.

When a solution is saturated

a)

Two materials have combined to create a clear liquid

b)

You need to stir it more

c)

No additional material will dissolve in it

13.

_____ are made up of solutes and solvents.

a)

Solutions

b)

Mixtures

14.

Substance dissolved in a solution

a)

Concentration

b)

Solvent

c)

Solute

d)

Solution

15.

A solution is made by dissolving 20 g of sugar in 100 mL of water. If the solution is saturated, what will happen if 5 g more sugar is added?

a)

A) The sugar will dissolve completely

b)

B) The sugar will remain undissolved

c)

C) The solution will become unsaturated

d)

D) The solution will evaporate