Three monoprotic acids are listed below

CHEMISTRY · Subjective · A Level · Chemistry · Acids and bases · Acids and bases

Problem

Three monoprotic acids are listed below. A: pKa=6.2pK_a = 6.2 B: pKa=7.1pK_a = 7.1 C: pKa=8.5pK_a = 8.5 At pH=7.4pH = 7.4, which acid will be present primarily in its protonated form (>50\%)? Give the letter of the acid.

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