Question

order of
of acidity
HCl > H2S> H2O​

Answer 1

Answer:

Ranking these acids in order of their acid strength, the strongest acid is HI with a pKa of -10, then HBr with a pKa of -9, the HCl with a pKa of -8, next is H2Se with a first pKA of 3.89, then H2S with a first pKa of 7, then water with a pKa of 15.7 and finally methane with a pKa of 48.

Explanation:

Hope it help you