What elements are in boric acid?

Answer 1

Boric acid is a mono-protic weak acid and exists in the form of soluble colorless crystals or a white powder.

Its chemical formula is HBO2.H2O stable also in solution, sometimes written as H3BO3 or B(OH)3, but it is certainly not a hydroxide base.

Its stable sodium salt is called borax or sodium tetraborate: Na2B4O7

Answer 2

Hydrogen, boron, and oxygen. The chemical formula for boric acid is H3BO3 which can also be written as B(OH)3

Answer 3

So many, from being used on carrom boards, to antiseptic, insecticide, and many many industrial uses

check

http://en.wikipedia.org/wiki/Boric_acid