Fishes and tap water?

Well...someone decided to place my goldfishes in freaking tap water! its one of those 95 gallon fish tank.. it was only for ten minutes but my fish already seem to be getting puffy just staying at the bottom which isnt normal.. and thats after i placed them in purified water is there anything i can do to... show more Well...someone decided to place my goldfishes in freaking tap water! its one of those 95 gallon fish tank..
it was only for ten minutes but my fish already seem to be getting puffy
just staying at the bottom which isnt normal..

and thats after i placed them in purified water

is there anything i can do to make them better?
Update: I did not make this decision...my friend did it while i was away from the room..
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