do hairdressers need a science qualifiction
the pH scale
The highest number on the pH scale is 14. The pH scale goes from 0 to 14.
bout 12 an hour i think
The Ph scale does not have colours.
strawberries are at 3.5 on the pH scale
it is science and it means pH scale
The scale that chemists use to describe the concentration of hydronium ions in a solution is know as the pH Scale
The midpoint of the pH scale is 7.
The pH scale.
pH Scale
Pure water has a pH of 7.0 which is the center of the pH scale.
7 is neutral on the pH scale.