Yes, a fizzy drink is a mixture.
yes
puure substance
pure substance?
No, it is a mixture; rarely a drug is a pure substance.
This bread is a mixture.
mixture
cake
Soda is a mixture of chemicals and artificial flavours.
A Mixture. Just about everything in nature is a mixture; very few things are pure substances.
Coffee is a heterogeneous mixture. Its main composites are water and refined coffee beans which can be mechanically separated.
pure substance?
The term pure mixture doesn't exist; the components can be more or less pure.
Pure substance.
It is a mixture of compounds.
It is a mixture of COMPOUNDS not a mixture of pure substances.
It would make the drink alcoholic (unless it was pure soda-water)! The yeast would feed on the drink's sugar, producing alcohol and carbon-dioxide. Eventually, and assuming the gas pressure did not burst the container, the yeast would be killed by its own metabolic waste - the alcohol - but by then your fizzy drink would be a very crude and probably very unpalatable wine. So don't try this at home, folks! Actually, yeast is in fizzy drinks, the ones called beer and sparkling wines.
It is a homogenous mixture.
No. by definition a pure sustenance is not a mixture.
No a mixture is by definition not a pure substance.