What is the percent of aluminum in al2(so4)3

Answer : The percent of aluminium in is

Solution :

Molar mass of Aluminium = 26.98 g/mole

Molar mass of = 342.15 g/mole

First we have to calculate the mass of Aluminium.

Mass of 2 Al atoms = 2 × 26.98 g/mole = 53.96 g/mole

Now we have to calculate the percent composition of Aluminium in

Now put all the given values in this formula, we get

Therefore, the percent of aluminium in is

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