0 a number that shows how strongly acid or alkaline a substance is, in a range from 0 to 14: --
The soil in our garden has a low/high pH.
Below pH 6.5 is acid, above pH 7.5 is alkaline.
1 a number in a range from 0 to 14 that shows how strong an acid or an alkali a substance is --
NIEUWE WOORDEN
European
May 10, 2021
WOORD VAN DE DAG
Shimmer
pH