Question

Question #37c75

Answer 1

`pH=0.4`

Explanation:

Since `H_2SO_4` is a strong diprotic acid with virtual 100% dissociation: a `0.2"M"` solution will be `0.4"M"` with respect to `H^+` ions.

`pH=-log[H^+]`

`=-log[0.4]`

= `0.4`