Rank the following from most to least acidic Lemons pH 2

Last updated: 5/10/2023

Rank the following from most to least acidic Lemons pH 2 Seawater pH 8 Grapefruit pH 3 Urine pH 6 Salvia pH 7 Vinegar pH 5 Tomato juice pH 4 Oven Cleaner pH 13 Gastric Acid pH 1 Soap pH 12