Question

In 2Al₂(SO4)₃ , how many oxygen atoms are there​

Answer 1

Answer:

There are 12 oxygen atoms because it's SO4 so we have 4 atoms here. And then we have 3 outside the bracket so we multiply 4 and 3, on doing which we get 12 as the answer.

Answer 2

Explanation:

there are 12 oxygen atoms in this compound