HEY GUYS ANSWER THIS PLEASE I NEED HELP MY HEAD IS SPINNING ‍
2. A solvent solution for chromatography is composed of 20 grams water, 5 grams acetone, and 10 grams ethyl alcohol. Find the percentage by mass composition of the solution.
3. a vinegar contains 10 cm³ of acetic acid and 190 cm³ of water. Find the % by volume composition of the vinegar solution.
I'LL BRAINLIST WHO ANSWER THIS CORRECTLY PLEASE

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