Which one is very weak acid? A. HF B. H2CO3 C. HCl D. H2O Right Answer: D. H2O Share : December 15, 2017 Hassan Ali Chemistry Total 0 Votes: 0 0 Tell us how can we improve this Mcqs? Captcha: + = Verify Human or Spambot ? Related Mcqs Check Below -For producing a carboxylic acid derivative. The addition of nucleophile to carboxyl group is always followed by displacement of?Which of the following not has equal number of atoms as that in 6g Molybdenum (Ar : 96)The work of concentrated H2SO4 in esterification process is as?