Number of molecules in of is: | Mole Concept and Some Basic Concepts of Chemistry — Chem-Mantra

Mole Concept and Some Basic Concepts of ChemistryeasyMCQ SINGLE

Question

Number of molecules in $4.4\text{ g}$ of $CO_2$ is:

Answer: A

💡 Solution & Explanation

$\text{Moles} = 4.4 / 44 = 0.1\text{ mol}$. <br>$\text{Molecules} = 0.1 \times 6.022 \times 10^{23} = 6.022 \times 10^{22}$. [8, 26]

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