Chemistry · 2020
JEE Main · 4 September 2020, Shift 2 · Q46
A 100 mL solution was made by adding 1.43 g of Na_2 CO_3 · x H_2 O. The normality of the solution is 0.1 N. The value of x is \ \ \ \. (The atomic…
A $\displaystyle 100$ mL solution was made by adding $\displaystyle 1.43$ g of $\displaystyle \mathrm{Na}_2 \mathrm{CO}_3 \cdot x \mathrm{H}_2 \mathrm{O}$. The normality of the solution is $\displaystyle 0.1$ N . The value of $\displaystyle x$ is \_\_\_\_.
(The atomic mass of Na is $\displaystyle 23 \mathrm{~g} / \mathrm{mol}$ )
Official answer
10
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