Question

how many atoms of hydrogen are in h₂o

Explanation:

Step1: Analyze the chemical formula

The chemical formula \(H_2O\) represents water. In a chemical formula, the subscript next to an element symbol indicates the number of atoms of that element.

Step2: Identify the number of hydrogen atoms

For hydrogen (\(H\)) in \(H_2O\), the subscript is \(2\).

Answer:

2