Answer to Question #87332 in General Chemistry for Megan Maxwell

Question #87332

What is the [H3O+] of a soft drink that has a pH of 4.50?

Expert's answer

[H3O⁺] = [H⁺] + H2O

[H3O⁺] - concentratiion H3O⁺ ions (mol/L) = concentration H⁺ ions(mol/L in water)

pH = -lg[H⁺]

lg[H⁺] = - 4.50

[H⁺] = 3.16*10^-5 mol/L

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