tyler78 tyler78

15-11-2016
Chemistry

contestada

How many miles are in 1.50^22 atoms of silver?

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bshalakirven09 bshalakirven09

15-11-2016

should be 33. but I habe no clue

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15-11-2016

I presume you had a typo and meant moles. There are 6.022•10^23 atoms in one mole. So just divide your number by this one (Called Avagadro's number) to get 2.49•10^-2 moles

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[tex] \frac{(15-X)!}{(13-X)!.2!}=\frac{X!}{(X-2)!.2!} \\ \\ \\ \\ X=?[/tex]