Answer to Question #112709 in General Chemistry for Ash

General Chemistry

Question #112709

What is the pH of 1.25mol/L of hydrochloric acid?

Expert's answer

HCl is strong electrolyte, completely dissolves into ions:

HCl <=> H⁺+Cl^-

Hence: [H⁺]=1,25mol/l

pH=-lg [H⁺]=-lg1,25=-0,097 (negative meaning pH)

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