engineering chemistry MCQ #3088

A soil sample has a pH of 6. What is the pOH?

engineering chemistry MCQ #3088

  1. Question 1

    Q1. A soil sample has a pH of 6. What is the pOH?

    • A) 8
    • B) 6
    • C) 4
    • D) 2

    Answer: 8

    Explanation: pH + pOH = 14, so pOH = 14 - pH = 14 - 6 = 8, using the water dissociation constant.