The molarity of a solution of having a density of and containing is: | Mole Concept and Some Basic Concepts of Chemistry — Chem-Mantra

Question

The molarity of a solution of $Na_2CO_3$ having a density of $1.1\text{ g/mL}$ and containing $10.6\% \text{ solute by weight}$ is:

Answer: A

💡 Solution & Explanation

$M = \frac{10 \times d \times \%}{MW} = \frac{10 \times 1.1 \times 10.6}{106} = 1.1\text{ M}$.

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