How does adding sodium and potassium to water aid in rehydration? How is the water able to get there faster? Help please Test tomorrow

Try this : Oral rehydration therapy - Wikipedia, the free encyclopedia (http://en.wikipedia.org/wiki/Oral_rehydration_therapy)

If it isn't the right thing let me know and I'll help you further. :)

Google isotonic

If you are still stuck post back

Good luck- remember to sleep!