Chemistry pH Quiz

Find the pH of 792 mL of a solution containing 0.344 grams of hydroiodic acid.

• 1.92

• 0.0119

• 2.469

• 0.463

• 1.02

Find the pH of 50 L of a solution containing 0.9 grams of hydrochloric acid.

• 0.0456

• 3.306

• 0.0247

• 1.61

• 2.33

Find the pH of a 0.09 M solution of chloric acid.

• 0.9

• 10

• 0.1

• 1

• 0.6

Find the pH of a solution with a volume of 735 L containing 0.34 moles of nitric acid.

• 0.47

• 3.33

• 0.33

• 0.60

• 1.52

How many of the following statements are true? - The pOH of a solution is 2.3 which makes it basic. - In acids, [OH-] is less than [H3O+]. - As the [H3O+] in a solution decreases, the [OH-] increases and the pH decreases. - [H3O+] < [OH-] and pH < 7 - Adding an acid decreases the concentration of hydronium ions in a solution.

• 1

• 2

• 3

• 4

• 5

A hydronium ion has the formula

• H2-

• OH-

• H2O+

• H3O+

Given the following solutions: Solution A: pH of 8 Solution B: pH of 2 Solution C: pH of 12 Which list has the solutions placed in order of decreasing H+ concentration?

• A, B, C

• C, A, B

• B, A, C

• C, B, A

A substance has a pH of 5.89. What is its pOH?

• 8.11

• 5.89

• 0.77

• 1.3x10^-6 M

• None of these

What is the pOH of a 0.0049 M NaOH solution?

• 0.0032

• 0.48

• 13.60

• 2.3

• 7.0

The OH⁻ ion concentration of a solution is 1x10⁻⁴ mole per liter. This solution is

• acidic and has a pH of 4

• acidic and has a pH of 10

• basic and has a pH of 4

• basic and has a pH of 10