Which combination of mixtures will yield buffer solution? (A) 100 mL 0.1 M CH3COOH and 50 mL 0.1 M NaOH (B) 200 mL 0.2 M NH4CI

Question

Which combination of mixtures will yield buffer solution?
(A) 100 mL 0.1 M CH3COOH and 50 mL 0.1 M NaOH
(B) 200 mL 0.2 M NH4CI and 100 mL 0.1 M NaOH
(C) 200 mL 0.2 M CH3COONa and 100 mL 0.1 M HCI
(D) 100 mL 0.1 M NH4OH and 50 mL 0.1 M HCI

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