Question

how many atoms of oxygen (o) are in the compound: * phosphoric acid 1 atom 2 atoms 3 atoms 4 atoms

Explanation:

Step1: Analyze the chemical formula

The formula of phosphoric acid is \(H_3PO_4\).

Step2: Identify the number of oxygen atoms

In the formula \(H_3PO_4\), the sub - script next to \(O\) is 4. This sub - script indicates the number of oxygen atoms in one molecule of the compound. So, there are 4 oxygen atoms.

Answer:

4 atoms