A buffer is prepared by mixing 0.200 L of 0.20 M CH₃COOH and 0.200 L of 0.20 M CH₃COO⁻
CHEMISTRY · Single correct · A Level · Chemistry · Acids and bases · Acids and bases
Problem
A buffer is prepared by mixing 0.200 L of 0.20 M CH₃COOH and 0.200 L of 0.20 M CH₃COO⁻. After 0.020 mol of HCl(g) is bubbled into the solution and allowed to react completely, how many moles of CH₃COO⁻ remain in the solution?
(a) 0.040 mol
(b) 0.000 mol
(c) 0.020 mol
(d) 0.030 mol