What is the hardness of rain water in ppm?

0 ⤊

What is the hardness of rain water in ppm?

2007-04-14 07:09:59 · 3 answers · asked by Anonymous in Environment

3 answers

Almost 0

2007-04-14 07:22:12 · answer #1 · answered by John S 6 · 0⤊ 0⤋

The water is extremely pure, because the water evaporates at a temperature less than the boiling point of the minerals, so they are left behind and the water concentrates in the atmosphere and forms rain.

2007-04-14 14:36:47 · answer #2 · answered by Gonzo Rationalism 5 · 0⤊ 0⤋

If it has no contaminants it has no hardness. But the birds fly .

2007-04-14 16:37:36 · answer #3 · answered by JOHNNIE B 7 · 0⤊ 0⤋