How many atoms of aluminum (Al) are in 2.15 mol of aluminum? answer in units of atoms.

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10-05-2020
Chemistry

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How many atoms of aluminum (Al) are in 2.15 mol of aluminum? answer in units of atoms.

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MirianAlmendrales18 MirianAlmendrales18 · Answer 1 · 2020-05-10T22:31:34+02:00

MirianAlmendrales18 MirianAlmendrales18

10-05-2020

This means that the mass of one mole of aluminium atoms will be 26.982 g . As you know, one mole of any element contains exactly 6.022⋅1023 atoms of that element.

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ItzMikeSS ItzMikeSS · Answer 2 · 2020-05-10T22:33:57+02:00

ItzMikeSS ItzMikeSS

10-05-2020

Answer: [tex]1.295x10^2^4atoms[/tex]

Explanation:

Using avogadro's number;

[tex]2.15molAl(\frac{6.022x10^2^3atoms}{1molAl})= 1.295x10^2^4atoms[/tex]

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