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1. The density of CH,CN is 0.786 g/mL, and the density of CH,OH is 0.791 g/mL. A solution is made by dissolving 25.0 mL of CH,OH into 125.0 mL of CH,CN. Calculate the following: a. Molarity (volumes are additive) (4.11 M CH,OH) b. Molality (6.28 m CH,OH) c. Mole fraction (0.205 CH,OH) d. Percent (v/v) (16.7 % CH,OH) e. Percent (w/w) (16.8 % CH,OH)

1. The density of CH,CN is 0.786 g/mL, and the density of CH,OH is 0.791 g/mL. A solution is made by dissolving 25.0 mL of CH,OH into 125.0 mL of CH,CN. Calculate the following: a. Molarity (volumes are additive) (4.11 M CH,OH) b. Molality (6.28 m CH,OH) c. Mole fraction (0.205 CH,OH) d. Percent (v/v) (16.7 % CH,OH) e. Percent (w/w) (16.8 % CH,OH)

Introductory Chemistry For Today
Introductory Chemistry For Today
8th Edition
ISBN:9781285644561
Author:Seager
Publisher:Seager
Chapter7: Solutions And Colloids
Section: Chapter Questions
Problem 7.110E
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1. The density of CH,CN is 0.786 g/mL, and the density of CH,OH is 0.791 g/mL. A solution is made by dissolving 25.0 mL of CH,OH into 125.0 mL of CH,CN. Calculate the following: a. Molarity (volumes are additive) (4.11 М СН,ОН) b. Molality (6.28 m CH,OH) c. Mole fraction (0.205 CH,OH) d. Percent (v/v) (16.7 % CH,OH) e. Percent (w/w) (16.8 % CH,OH)
Transcribed Image Text:1. The density of CH,CN is 0.786 g/mL, and the density of CH,OH is 0.791 g/mL. A solution is made by dissolving 25.0 mL of CH,OH into 125.0 mL of CH,CN. Calculate the following: a. Molarity (volumes are additive) (4.11 М СН,ОН) b. Molality (6.28 m CH,OH) c. Mole fraction (0.205 CH,OH) d. Percent (v/v) (16.7 % CH,OH) e. Percent (w/w) (16.8 % CH,OH)
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