Question

How many mols are in 10.269 g of `Al_2(SO_4)_3`?

Answer 1

Moles = mass / molar mass

Explanation:

Here, you are given the mass of 10.269 grams.

The molar mass can be found through the periodic table.

Molar mass:

`= (2*26.98)+(32.065*3)+(12*15.9994)`

`= 182.15 grams`

Moles = `10.269/182.15 = **0.06 moles**`