How many moles of Oxygen atoms can be obtained from a sample of 7.55 moles of CuSO4?

The teacher is mostly talking about the distillation of a mixture

Answerd. may include all of these are many definitions of bases: the  brønsted-lowry definition of acids and bases says that bases are proton acceptors.the arrhenius definition of acids and bases says that bases increase [oh⁻] in solution (thereby producing oh⁻ ions)the lewis definition of acids and bases says that bases donate electron pairs.therefore, the sensible answer is that a base may include all of the described characteristics.

It will appear as o2(g) as a reactant