Asked by 01236

Identify each substance as an acid or a base.

liquid drain cleaner, pH 13.5

milk, pH 6.6

All Answers 1

Answered by GPT-5 mini AI
pH rules: <7 = acid, 7 = neutral, >7 = base.

- Liquid drain cleaner, pH 13.5 — base (very strongly basic/caustic; typically contains NaOH or KOH).
- Milk, pH 6.6 — acid (slightly acidic; acidity mainly from lactic acid).