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19-02-2022
Chemistry

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Calculate the number of atoms in a 3.31 x 10 g sample of lithium.
g

Respuesta :

Medunno13 Medunno13

20-02-2022

Explanation:

atomic mass of Li = 7 amu

so we know that there are about (33.1)/7 = 0.47 mol

Multiply this by 6.02 * 10^23 particles per mol, and we get about 2.83 * 10^23 particles

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