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# A Calculate the pH of a 0.10 M solution of barium hydroxide, Ba(OH)2. Express your answer numerically using two decimal places.

### A Calculate the pH of a 0.10 M solution of barium hydroxide, Ba(OH)2. Express your answer numerically using two decimal places.

A

Calculate the pH of a 0.10 M solution of barium hydroxide, Ba(OH)2. Express your answer numerically using two decimal places.

B

Calculate the pH of a 0.10 M solution of NaOH.

C

Calculate the pH of a 0.10 M solution of hydrazine, N2H4. Kb for hydrazine is 1.3Ã—10âˆ’6.

D

Calculate the pH of a 0.10 M solution of hypochlorous acid, HOCl. Ka of HOCl is 3.5Ã—10âˆ’8.

E

Calculate the pH of a 0.10 M solution of HCl.

2)

Ammonia, NH3, is a weak base with a Kb value of 1.8Ã—10^âˆ’5.

Part A

What is the pH of a 0.425 M ammonia solution?

Part B

What is the percent ionization of ammonia at this concentration?

3)

Part A

If Kb for NX3 is 3.5Ã—10âˆ’6, what is the pOH of a 0.175 M aqueous solution of NX3?

Part B

If Kb for NX3 is 3.5Ã—10âˆ’6, what is the percent ionization of a 0.325 M aqueous solution of NX3?

Part C

If Kb for NX3 is 3.5Ã—10âˆ’6 , what is the the pKa for the following reaction?

HNX3+(aq)+H2O(l)â‡ŒNX3(aq)+H3O+(aq)

4)

For each strong base solution, determine [H3O+],[OHâˆ’], pH, and pOH.

Part A

8.86Ã—10âˆ’3 M LiOH

Part B

8.86Ã—10âˆ’3 M LiOH

Part C

1.10Ã—10âˆ’2 M Ba(OH)2

Part D

1.10Ã—10âˆ’2 M Ba(OH)2

5)

A

What is the conjugate base of HCO3âˆ’?

B

What is the conjugate acid of HPO42âˆ’ ?

6)

Determine the pH of each solution.

Part A

0.20 M KCHO2

Part B

0.21 M CH3NH3I

Part C

0.22 M KI Get solution