wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Solution Equilibrium (Ksp)

Total questions: 10

Worksheet time: 28mins

Name
Class
Date
1.
An unknown salt, M2Z, has a Ksp of 3.3 x 10-9. Calculate the solubility in mol/L of M2Z.
a)
2.9 x 10-5 M
b)

5.7 x 10-4 M

c)

9.4 x 10-4 M

d)
3.7 x 10-5 M
2.
The molar solubility of PbI2 is 1.52 x 10-3 M. Calculate the value of Ksp for PbI2.
a)
3.51 x 10-9
b)
1.40 x 10-8
c)
4.62 x 10-6
d)
1.52 x 10-3
3.
Silver chromate, Ag2CrO4, has a Ksp of 8.96 x 10-12. Calculate the solubility in mol/L of silver chromate.
a)
1.31 x 10-4M
b)
1.65 x 10-4M
c)
2.25 x 10-12M
d)
2.08 x 10-4M
4.
The solubility of CaSO4 in pure water at 0C is 1.14 g/L. The value of the solubility product is
a)
8.37 x 10-3
b)
1.14 x 10-3
c)
9.15 x 10-2
d)
7.01 x 10-5
5.

The correct mathematical expression for finding the molar solubility (X) of Sn(OH)2 is:

a)

2x2 = Ksp

b)

2x3 = Ksp

c)

4x3 = Ksp

d)

8x3 = Ksp

6.

The Ksp expression for the solubility of silver chromate, Ag2CrO4, is

a)

Ksp = [Ag+]2[CrO42-]

b)

Ksp = [Ag+][CrO42-]

c)

Ksp = [Ag+][CrO42-]2

d)

Ksp = [Ag+]2[CrO42-]4

7.

Three saturated solutions (X, Y, and Z) are prepared at 25oC. Based on the information in the table, which of the following lists the solutions in order of increasing [M+] ?

a)

B < C < A

b)

A < C < B

c)

C < A < B

d)

B < A < C

8.

Based on the Ksp values in the given table, a saturated solution of which of the following compounds has the lowest [Cl] ?

a)

PbCl2

b)

CuCl

c)

AgCl

d)

NaCl

9.

Solutions of lead(II) nitrate and potassium iodide react according to the following equation:


Pb(NO3)2(aq) + 2 KI(aq) → PbI2(s) + 2 KNO3(aq)


A molecular-level representation illustrating solutions of the reactants lead(II) nitrate and potassium iodide is shown in the image. Which of the following would be the best molecular-level representation after the reaction has taken place?

a)

a

b)

b

c)

c

d)

d

10.

Pb2+(aq) + 2Cl-(aq) → PbCl2(s)


A chemist mixes a dilute solution of lead(II) perchlorate with an excess of potassium chloride to precipitate lead(II) chloride (Ksp = 1.7 x 10-5). The net ionic equation is given above for the reaction.


Which of the following particulate views represents the experiment after the reactants are mixed thoroughly and the solids are given time to precipitate?

a)

(A)

b)

(B)

c)

(C)

d)

(D)