adavinaj adavinaj

01-12-2020
Chemistry

contestada

Calculate the pH of substance one if it has an [OH-] that is equal to 3.2* 10^-8

Respuesta :

02-12-2020

Answer:

pH = 6.5

Explanation:

Given data:

pH of substance = ?

[OH⁻] concentration = 3.2×10⁻⁸

Solution:

pOH = -log[OH⁻]

pOH = -log[3.2×10⁻⁸]

pOH = 7.5

we know that,

pH + pOH = 14

pH = 14- pOH

pH = 14 - 7.5

pH = 6.5

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