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sertanlavr [38]
3 years ago
9

How many grams are in 2.30 x 10^23 atoms in Na?

Chemistry
1 answer:
aksik [14]3 years ago
4 0

There are 8.786 g

<h3>Further explanation </h3>

The mole is the number of particles contained in a substance

1 mol = 6.02.10²³

2.30 x 10²³ atoms in Na :

\tt mol=\dfrac{2.3\times 10^{23}}{6.02\times 10^{23}}=0.382

mass :

\tt mass=mol\times Ar~Na\\\\mass=0.382\times 23=8.786~g

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