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posted by T on Monday, December 3, 2012 at 10:33pm.
You dissolve 20.0 gms of sucrose (sugar) in 200 mL of ethanol 20ºC (density of ethanol at 20ºC is 0.789 gm/ml). What is the mass % of the solute?
mass ethanol = volume x density = ?. [20/(20+ ?g EtOH)]*100 = ?
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