Somebody please answer answer this

Question

The pH of a solution is 1.

What is the hydrogen ion concentration?

[H⁺] =    M

Answer 1

pH = - log₁₀( [H⁺] )

-pH = log₁₀( [H⁺] )

[H⁺] = 10^( - pH ) = 10^-pH

[H⁺] = 10^( - 1 ) = 10^-1 = 1/10

∴ [H⁺] = 0.1 M

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