we9nsonGammie we9nsonGammie

08-11-2016
Chemistry

Answered

How many moles of potassium are represented by 7.85 _ 1024 potassium atoms?

Verified Answer :

Edufirst Edufirst

11-11-2016

Use Avogadro number

1 mol = 6.02 10 ^ 23 atoms

7.85 10 ^ 24 atoms / 6.02 * 10 ^23 atoms / mol ≈ 13 moles

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