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26-09-2016
Chemistry

contestada

a pure silver ring contains 3.50×1022 silver atoms. how many moles of silver atoms does it contain?

Respuesta :

26-09-2016

1mol ---------- 6,02*10²³
x ---------- 3,5*10²²

x = 3,5*10²² * 1mol / 6,02*10²³ ≈ 0,58*10⁻¹mol = 0,058mol

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