Is mouthwash homogeneous?

Homogeneous.

True solutions are generally homogeneous mixtures, so yes. If you've got some kind of bizarre mouthwash that has to be shaken before use, then it's probably not homogeneous.

according to me its heterogeneous because it doesn't contain iron alone. it contains many other things too

composed of parts or elements that are all of the same kind

a homogeneous mixture is one that is mixed in any proportion but a homogeneous compound is mixed in a fixed amount n both possess the qualities of homogeneity they loose their identity when mixed n...