Question

Why is it important to know the hardness of water?

Answer 1

Answer:

Hey mate...

here is your answer :-

Explanation:

"Water hardness is important to fish culture and is a commonly reported aspect of water quality.It is a measure of the quantity of divalent ions(for this discussion,salts with two positive charges)such as calcium,m magnesium and/or iron in water... Calcium has an important role in the biological processes of fish."

Hope it helps you...!!!

Mark as brainliest :)

Answer 2

Answer:

Because it doesn't lather

Explanation:

Soft water lathers with soap. Hence it can be used in different purposes

but Hard water doesn't lather with soap and using it may cause problems.....

so it is vital we check...