Question

Arrange the following increase order pH value: NaOH solution, blood, lemon juice

Answer 1

lemon juice, blood, lemon juice .

Answer 2

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Explanation:

Lemon juice has a pH of 2.0 (Acidic)

Blood has a pH of 7.35 (Neutral)

NaOH solution has a pH of 13 (Basic)

Increasing order of pH will be Lemon juice < Blood < NaOH solution.