Mole Concept and Atomicity

2025 1 question

1. Among the following, choose the ones with equal number of atoms:A. $212\text{ g of } \text{Na}_2\text{CO}_3(s)$ [molar mass = $106\text{ g}$]B. $248\text{ g of } \text{Na}_2\text{O}(s)$ [molar mass = $62\text{ g}$]C. $240\text{ g of } \text{NaOH}(s)$ [molar mass = $40\text{ g}$]D. $12\text{ g of } \text{H}_2(g)$ [molar mass = $2\text{ g}$]E. $220\text{ g of } \text{CO}_2(g)$ [molar mass = $44\text{ g}$]Choose the correct answer from the options given below: