Biology, 17.01.2020 19:31 pricilaxo9523
"a student filled a dialysis tube with 97% water solution and sealed the ends. the tube and its contents had a mass of 55 grams. the student placed the tube in a solution, and the mass of the tube and its contents increased to 60 grams. into which solution was the dialysis tube placed?
(1)0% water
(2)95% water
(3)97% water
(4)99% water"
Answers: 3
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