In an experiment, BEtsy dissolves 18 grams of powdered dye in 100 grams of pure water. The colored water is then heated on a hot plate, whenthe colored water evaporates completely, how much dye will be left?
1 answer
Since matter cannot be destroyed, and the water totally evaporates, 18g of powdered dye should remain, unless the dye formed a volatile chemical compound with the water.