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JEE MAIN 2021
1-9-21 S2
Question
The number of atoms in 8 g of sodium is $\mathrm{x} \times 10^{23}$. The value of x is $\_\_\_\_$ (Nearest integer) [Given : $\mathrm{N}_{\mathrm{A}}=6.02 \times 10^{23} \mathrm{~mol}^{-1}$ Atomic mass of $\mathrm{Na}=23.0 \mathrm{u}$ |
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