Is ginger ale homogeneous or heterogeneous?

It would most certainly be considered homogeneous. That is, it is the same throughout. Even after opened, the homogeneity would persist, as far as solution chemistry is concerned.

It depends when you examine it.

  • In the can or bottle (unopened) it is homogenous as the materials are all dissolved in the fluid and evenly dispersed.
  • When opened a gaseous separation occurs that spoils the homogeneous nature for the carbon dioxide (fizz forms). It becomes heterogeneous
  • When it goes flat after a period if the it is again homogeneous.

Ginger ale is a nonhomogeneous drink.