Which of these pH numbers indicates the highest level of acidity? (1) 5 (3) 10 (2) 8 (4) 12

Chemistry · High School · Wed Jan 13 2021

Answered on

Determine which pH numbers have the highest acidity.

Explanation:

Based on the pH level chart, a measurement of 1 - 6 is considered to be acidic, with 1 as the most  acidic and 6 as the least acidic, whereas for alkalinity, a measurement of 8 - 14 is considered to be alkaline.  In the given pH numbers. The middle or the one that separates alkalinity and acidity is the pH level of 7 which stands for neutral. Hence, in the given pH number choices, 5 is considered to be acidic.

Final answer:

(1) 5