1 mole of oxygen gas () contains: — Mole Concept and Some Basic Concepts of Chemistry Chemistry Question

💡 Solution & Explanation

1 mole $O_2$ consists of $N_A$ molecules. Since it is diatomic, it has $2 N_A$ atoms ($1.204 \times 10^{24}$). The molar mass of $O_2$ is 32 g/mol.