Which of the following will decreases the pH of a 50 ml solution of 0. – InterviewSolution

1.	Which of the following will decreases the pH of a 50 ml solution of 0.01 M HCl
Answer» Addition of 5 ml of 1 M HCL Addition of 50 ml of 0.01 M HCl Addition of 50 mL of 0.002 M HCl Addition of Mg SOLUTION :Addition of 5ml of 1M HCl will decrease the pH, because only this will increase the `H^(+)` ion concentration in the solution.

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