Question

how many atoms of hydrogen (h) are in the compound: * water h₂o 1 atom 2 atoms 3 atoms

Explanation:

Step1: Analyze the chemical formula

The chemical formula of water is \(H_2O\).

Step2: Interpret the sub - script

In the formula \(H_2O\), the sub - script of \(H\) is \(2\). This sub - script indicates the number of hydrogen atoms in one molecule of water.

So, there are 2 hydrogen atoms in the compound water.

Answer:

B. 2 atoms