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

💡 Solution & Explanation

$1\text{ mole } CO_2 = 3\text{ moles atoms}$. <br>A) $1.5\text{ moles } O_2 = 1.5 \times 2 = 3\text{ moles atoms}$. <br>C) $3\text{ moles } He = 3\text{ moles atoms}$.