Assuming that we have 100 g.
21.0% by mass ethylene glycol (C2H6O2) solution → 21.0 g C2H6O2
Step 1. mole ethylene glycol
The density of a 21.0% by mass ethylene glycol (C2H6O2 ) solution in water is 1.04 g/mL.
Find the molarity of the solution.
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