Author Question: Find the equilibrium concentration of the Mn(C2O4)22 ion. a. 9.2 105 M b. 0.01 M c. ... (Read 28 times)

asmith134 · **on:** Aug 23, 2018

Find the equilibrium concentration of the Mn(C₂O₄)₂² ion.

a.
9.2 10⁵ M

b.
0.01 M

c.
2.5 10⁸ M

d.
1.3 10⁴ M

e.
6.7 10³ M

Question 2

The concentration of Ag⁺ at equilibrium is:

a.
2.0 M

b.
1.2 10⁸ M

c.
4.5 10⁹ M

d.
1.6 M

e.
none of these

Question 3

The concentration of Ag(NH₃)₂⁺ at equilibrium is:

a.
2.0 M

b.
0.40 M

c.
0.20 M

d.
1.0 10³ M

e.
none of these

Question 4

The K_f for the complex ion Ag(NH₃)₂⁺ is 1.7 10⁷. The K_sp for AgCl is 1.6 10¹⁰. Calculate the molar solubility of AgCl in 1.0 M NH₃.

a.
5.2 10²

b.
4.7 10²

c.
2.9 10³

d.
1.3 10⁵

e.
1.7 10¹⁰

Question 5

The overall K_f for the complex ion Ag(NH₃)₂⁺ is 1.7 10⁷. The K_sp for AgI is 1.5 10¹⁶. What is the molar solubility of AgI in a solution that is 2.0 M in NH₃?

a.
1.5 10⁹

b.
1.3 10³

c.
1.0 10⁴

d.
5.8 10¹²

e.
8.4 10⁵

Question 6

Which of the following solid salts should be more soluble in 1.0 M NH₃ than in water?

a.
Na₂CO₃

b.
KCl

c.
AgBr

d.
KNO₃

e.
none of these

aprice35067 · **Reply #1 on:** Aug 23, 2018

Answer to Question 1

e

Answer to Question 2

c

Answer to Question 3

c

Answer to Question 4

b

Answer to Question 5

c

Answer to Question 6

c