Question
Asked Jan 27, 2019
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Calculate the number of moles of Cl atoms in 1.20×1024 formula units of magnesium chloride, MgCl2.

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Expert Answer

Step 1

Here we have to calculate moles of Cl atoms in formula units of MgCl2

Divide formula units by avogadro's number to get total moles of MgCl2 present

See picture for calculation

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Step 2

we know, 1 MgCl2 unit has 2 Cl atoms

Therefore,

1.93 mols of Mg...

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