nicki9034 nicki9034

05-12-2018
Chemistry

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how many atoms does 2.0 moles of He represent

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moomoolala moomoolala

05-12-2018

We use the following formula to calculate the number of atoms:

n (mol) = N(number of atoms) / NA

N(He) = n(mol) · NA

N(He) = 2,0 moles · 6.02·1023 = 12.04·1023 atoms

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