A bottle of wine contains 12.5% ethanol by volume. The density of ethanol (C2H5OH) is 0.789 g/cm3. Calculate the concentration of ethanol in wine in terms of mass percent and molality.

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lavenderporpoise841Lv1

6 Oct 2020

A bottle of wine contains 12.5% ethanol by volume. The density of ethanol (C₂H₅OH) is 0.789 g/cm³. Calculate the concentration of ethanol in wine in terms of mass percent and molality.

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Trizzia Michelle TiwaquenLv7

18 Dec 2020

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Calculate the molarity and mole fraction of a 1.51 m solution of acetone (CH3COCH3) dissolved in ethanol (C2H5OH). (Density of acetone = 0.788 g/cm3; density of ethanol = 0.789 g/cm3.) Assume that the final volume equals the sum of the volumes of acetone and ethanol.

Calculate the molarity and mole fraction of acetone in a 1.00-M solution of acetone (CH₃COCH₃) in ethanol (C₂H₅OH).

(Density of acetone = 0.788 g/cm³; density of ethanol = 0.789 g/cm³) Assume that the volumes of acetone and ethanol add.

yellowswan739

The density of pure ethanol (alcohol) is 0.789 g/mL. Thepercent, by volume, of alcohol in a sample of
white wine is 1.3%.
What is the density of the wine sample (use the table given in theexperiment)?

What is the percent, by mass, of alcohol in the sample?

here is a link to look at the table

http://www.webpages.uidaho.edu/chemlabservices/Chem%20112%20Lab/labs/Wine%20A.pdf

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A bottle of wine contains 12.5% ethanol by volume. The density of ethanol (C₂H₅OH) is 0.789 g/cm³. Calculate the concentration of ethanol in wine in terms of mass percent and molality.

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