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Chemistry

Chemistry · Quick practice · answer shown after each question

pH and its applications

Question 1 of 10

Question 1 of 10

Pure water at 25 °C has a pH of

Question 2 of 10

Question 2 of 10

A buffer solution

Question 3 of 10

Question 3 of 10

Antacid tablets relieve indigestion by

Question 4 of 10

Question 4 of 10

A solution has a pOH of 4 at 25 °C. What is its pH?

Question 5 of 10

Question 5 of 10

The pH of a 0.01 mol/dm³ HCl solution is

Question 6 of 10

Question 6 of 10

The pH of 0.005 mol/dm³ H₂SO₄ (fully ionised) is

Question 7 of 10

Question 7 of 10

Diluting a strong acid of pH 2 by a factor of 100 gives a pH of

Question 8 of 10

Question 8 of 10

Universal indicator turns green in a

Question 9 of 10

Question 9 of 10

The pH of pure water at 25 °C is

Question 10 of 10

Question 10 of 10

A solution has [H⁺] = 1 × 10⁻³ mol/dm³. What is its pH?

Questions written by OtisamLMS in the style of the WASSCE. They are not WAEC past questions.