1. Commercial vinegar was titrated with NaOH solution to determine the content of acetic acid, CH3COOH. For 20.0 cm3 of the vinegar, 26.7 cm3 of 0.60 mol dm-3 NaOH solution was required. What was the concentration of acetic acid in the vinegar if no other acid was present? (Thanks for your help) A. 0.45 mol dm-3 B. 0.60 mol dm-3 C. 0.80 mol dm-3 D. 1.60 mol dm-3

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