Question

Which one of the following will decrease the pH of 50 mL of 0.01 M hydrochloric acid?
(a) Addition of 50 mL of 0.01 M HCl
(b) Addition of 50 mL of 0.002 M HCl
(c) Addition of 150 mL of 0.002 M HCl
(d) Addition of 5 mL of 1 M HCl

Answer 1

Hello Friend

The answer of u r question is

Option.A

Thank you

Answer 2

${\huge {\mathfrak {Answer :-}}}$

➡️ Option (A) Addition of 50 ml of 0.01 M HCl.

That's it..