While water that is too soft or too hard can have different effects on water lines, there is more chemistry than just ...

Distillation can also be used to soften water as the water evaporates as it is heated and the ions are left behind. Hard water can be softened by adding sodium carbonate (washing soda) or by ...

The greater the number of drops needed to make a stable lather, the harder the water. To separate temporary and permanent hard water samples, boil the water. Repeat steps two and three with the ...