The number of moles of `BaCO_(3)` which contains 1.5 moles of oxygen atoms is

The number of moles of `BaCO_(3)` which contains 1.5 moles of oxygen atoms is
The number of moles of `BaCO_(3)` which contains 1.5 moles of oxygen atoms is
The number of moles of `BaCO_(3)` which contains 1.5 moles of oxygen atoms is
The number of moles of `BaCO_(3)` which contains 1.5 moles of oxygen atoms is

atoms