These water samples have other substances dissolved in them. They might show up as slightly acidic or slightly alkaline because of this. The pH scale measures how strongly acidic or alkaline a ...

All alkaline solutions contain more hydroxide ions than hydrogen ions. Adding water to an acid or base will change its pH. Water is mostly water molecules so adding water to an acid or base ...

Fluctuations in urinary pH can occur due to factors such as diet, hydration levels, stress, or existing medical conditions.” ...