The density of an aqueous solution containing 20.0 percent of ethanol by mass is 0.986 g/mL. (a) Calculate the molality of this solution. (b) Calculate the molarity of this solution. O

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Mw (C2H50H) = 46 g . mol¯1
Transcribed Image Text:Mw (C2H50H) = 46 g . mol¯1
The density of an aqueous solution containing 20.0 percent of ethanol by mass is 0.986
g/mL. (a) Calculate the molality of this solution. (b) Calculate the molarity of this
solution. O
Transcribed Image Text:The density of an aqueous solution containing 20.0 percent of ethanol by mass is 0.986 g/mL. (a) Calculate the molality of this solution. (b) Calculate the molarity of this solution. O
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