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Worksheets

Reading Solubility Curves

Total questions: 18

Worksheet time: 11mins

Name
Class
Date
1.

50 g of KNO3 dissolved in 100 g H2O at 50 Celsius would be -

a)

Saturated

b)

Unsaturated

c)

Supersaturated

d)

Cannot be determined

2.

20 g of K2Cr2O7 dissolved in 100 g of H2O at 60 Celsius would be -

a)

Saturated

b)

Unsaturated

c)

Supersaturated

d)

Cannot be determined

3.

80 g of NaNO3 in 100 g of water at 10 Celsius would be -

a)

Saturated

b)

Unsaturated

c)

Supersaturated

d)

Cannot be determined

4.

40 g of NaCl dissolved in 100 grams of water at 50 Celsius would be -

a)

Saturated

b)

Unsaturated

c)

Supersaturated

d)

Cannot be determined

5.

30 g of KClO3 dissolved in 100 g of water at 70 Celsius would be -

a)

Saturated

b)

Unsaturated

c)

Supersaturated

d)

Cannot be determined

6.

70 g of Pb(NO3)2 dissolved in 100 g of water at 30 Celsius would be -

a)

Saturated

b)

Unsaturated

c)

Supersaturated

d)

Cannot be determined

7.

60 g of CaCl2 dissolved in 100 g of water at 10 Celsius would be -

a)

Saturated

b)

Unsaturated

c)

Supersaturated

d)

Cannot be dtermined

8.

10 g of Ce2(SO4)2 at 20 Celsius would be -

a)

Saturated

b)

Unsaturated

c)

Supersaturated

d)

Cannot be dtermined

9.

Which solute has the greatest solubility at 10 Celsius?

a)

NaNO3

b)

CaCl2

c)

Pb(NO3)2

d)

KNO3

10.

Which solute's solubility is most affected by temperature change?

a)

KNO3

b)

NaNO3

c)

CaCl2

d)

NaCl

11.

Which solute shows a decrease in solubility as the temperature increases?

a)

KCl

b)

NaCl

c)

NaNO3

d)

Ce2(SO4)3

12.

About how many grams of KCl will dissolve in 50 grams of water at 60 Celsius?

a)

45 grams

b)

23 grams

c)

36 grams

d)

Cannot be determined

13.

How many grams of NaCl will dissolve in 200 g of water at 70 Celsius?

a)

19 grams

b)

38 grams

c)

76 grams

d)

Cannot be determined

14.

At what temperature will 32 grams of KNO3 dissolve in 50 grams of water?

a)

40 C

b)

23 C

c)

60 C

d)

Cannot be determined

15.

At what temperature will 70 grams of NaCl dissolve in 200 g of water?

a)

25 C

b)

90 C

c)

40 C

d)

Cannot be determined

16.

100 grams of a saturated solution of KClO3 at 70 C is cooled to 30 C. How many grams of KClO3 will precipitate?

a)

40 g

b)

30 g

c)

20 g

d)

10 g

17.

100 grams of a saturated solution of KNO3 at 20 C is heated to 40 C. How many more grams of KNO3 can now be dissolved?

a)

34 grams

b)

64 grams

c)

52 grams

d)

17 grams

18.

100 grams of saturated solution of Pb(NO3)2 at 50 C is cooled to 10 C. How many grams of Pb(NO3)2 will precipitate?

a)

25 g

b)

80 g

c)

40 g

d)

65 g