Which of the following have the same number of atoms? — Mole Concept and Some Basic Concepts of Chemistry Chemistry Question

💡 Solution & Explanation

Moles of atoms: <br>A) $O_2 = (16/32) \times 2 = 1 \text{ mol}$. <br>B) $O_3 = (16/48) \times 3 = 1 \text{ mol}$. <br>C) $N_2 = (28/28) \times 2 = 2 \text{ mol}$. <br>D) $H_2 = (2/2) \times 2 = 2 \text{ mol}$. <br>Options A and B both have $1 N_A$ atoms.