The weight of one molecule of a compound is: — Mole Concept and Some Basic Concepts of Chemistry Chemistry Question
Question
The weight of one molecule of a compound $C_{60}H_{122}$ is:
Answer: B
💡 Solution & Explanation
$\text{Molar mass} = 60(12) + 122(1) = 842 \text{ g/mol}$. $\text{Mass of 1 molecule} = 842 / (6.02 \times 10^{23}) \approx 1.4 \times 10^{-21} \text{ g}$. [2]
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