2. 30 grams of ethyl alcohol (C2H$OH) is dissolved in 75 grams of water. Calculate the mole fraction of ethyl alcohol and water in the solution. 3. A solution is prepared by dissolving 51.30 g of NH.CI (ammonium chloride) into enough water to make 600 mL of solution. Calculate its molarity.

Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter12: Solutions
Section: Chapter Questions
Problem 12.80QE
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2. 30 grams of ethyl alcohol (C2H$OH) is dissolved in 75 grams of water.
Calculate the mole fraction of ethyl alcohol and water in the solution.
3. A solution is prepared by dissolving 51.30 g of NH,CI (ammonium
chloride) into enough water to make 600 mL of solution. Calculate its
molarity.
Transcribed Image Text:2. 30 grams of ethyl alcohol (C2H$OH) is dissolved in 75 grams of water. Calculate the mole fraction of ethyl alcohol and water in the solution. 3. A solution is prepared by dissolving 51.30 g of NH,CI (ammonium chloride) into enough water to make 600 mL of solution. Calculate its molarity.
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