My husband bought formula milk for my daughter in columbia walmart but is not the right one could a change it in pulaski walmart

Yes you should be able to exchange it for the right formula or get your money back if you have the recipt

Yes you can

Yes you can exchange it at any Walmart you don't have to have a receipt to exchange it just so it has not been opened

Yes, you should be able to return it or exchange it for the correct one.

As long as it's not been open and you have a receipt