valentinawilson18 valentinawilson18

11-11-2020
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2. In the chemical formula for water, H2O, what does the number 2 indicate?

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tanvii56 tanvii56

11-11-2020

Answer:

The 2 is the subscript of H, which represents the presence of 2 Hydrogen atoms.

Explanation:

There is hydrogen bonding in water. Hydrogen bonding is strong electrostatic forces of attraction between positively charged protonic H+ cation directly bonded to lone pair of electrons on highly electronegative N, O or F atom. In this case, hydrogen is bonded to oxygen.

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smallmight smallmight

11-11-2020

Answer:

The number 2 indicates that there are two atoms of hydrogen in a molecule of water. There is also one atom of oxygen but the number one is omitted from a chemical formula.

Explanation:

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