Question

what is hard water ?
what is a base?
what is a acid?




thanks for thanking my answers

Answer 1

Answer:

Hard Water is water that has high mineral content.

A base is a solution that has an excess of OH- ions.

A liquid substance that can dissolve metal and may burn your skin or clothes . Acids have a pH value of less than 7.

Answer 2

Answer:

can you give your intro ?

my intro :

my name is pragati but V is for armies !!

so you can call me V instead of pragati !!

I study in 9th standard

I am from kanpur , Uttar Pradesh

I am 14 years old

and I am good what about you dear army !!

Explanation:

borahae army !!