Calculating pH of Solutions

A  pH and a pOH will add up to:

• 0

• 7

• 14

• 1.0 x 10^-14

Pure water has a pH of

• 1

• 4

• 7

• 12

What is the pOH of a solution that has a pH of 2?

• 10

• 12

• 14

• 1

If the pH of a solution is 4.0, what is the pOH?

• 4.0

• 10.0

• 1.0 x 10 ^-4

• cannot be determined from the information

If a solution has a pOH of 3.7 then what is the pH?

• 3.7

• 6.3

• 10.3

• 14

What is the pH of a 0.01 M hydrochloric acid (HCl) solution?

• A) 2

• B) 4

• C) 7

• D) 12

Which of the following solutions is considered neutral?

• A) pH 3

• B) pH 7

• C) pH 10

• D) pH 14

• A) 5

• B) 7

• C) 9

• D) 11

A solution has a pH of 9. What is the concentration of hydroxide ions (OH-) in the solution?

• A) 3

• B) 7

• C) 11

• D) 14