A 25.0 mL sample of 0.150 M CH₃NH₂ (aq) is titrated with 0.200 M H₂SO₄
CHEMISTRY · Single correct · A Level · Chemistry · Acids and bases · Acids and bases
Problem
A 25.0 mL sample of 0.150 M CH₃NH₂ (aq) is titrated with 0.200 M H₂SO₄. (Only the first proton of H₂SO₄ is considered completely dissociated.) What is the pH after 20.0 mL of the acid has been added?
(a) 1.02
(b) 2.25
(c) 5.86
(d) 2.00