MCQ
The molarity of the solution prepared by dissolving $6.3\, \mathrm{~g}$ of oxalic acid $\left(\mathrm{H}_{2} \mathrm{C}_{2} \mathrm{O}_{4} \cdot 2 \mathrm{H}_{2} \mathrm{O}\right)$ in $250\, \mathrm{~mL}$ of water in $\operatorname{mol} \mathrm{L}^{-1}$ is $\mathrm{x} \times 10^{-2} .$ The value of $\mathrm{x}$ is ..... . (Nearest integer)
[Atomic mass : $\mathrm{H}: 1.0, \mathrm{C}: 12.0, \mathrm{O}: 16.0]$
- A$0.20$
- B$2$
- C$200$
- ✓$20$