Problem: Calculate the pH of a 0.02 M solution of KOH.A) 2.7B) 0.02C) 12.3D) 2.0E 12.0

FREE Expert Solution

For this problem, we have to calculate the pH of 0.02 M KOH

KOH is a strong base (hydroxide of a Group 1A metal) which dissociates as:

KOH (aq) → K+ (aq) + OH- (aq)

Calculating the [OH-]:

[OH-] = (0.02 mol KOH1 L)(1 mol OH-1 mol KOH)

[OH-] = 0.02 M

Calculating pOH:

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Problem Details

Calculate the pH of a 0.02 M solution of KOH.

A) 2.7

B) 0.02

C) 12.3

D) 2.0

E 12.0

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What scientific concept do you need to know in order to solve this problem?

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