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Determine the moles if given 20.3g of beryllium

Sagot :

funmilayoadeoye100

Answer:

5.075moles

Explanation:

First get the molecular mass of beryllium which is 4g/mol.

Then input your given mass...

Formular for mole =mass/molecular mass

Mole=20.3g/4g/mol

=5.075moles

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