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Section Name Show your solution in another sheet of paper. A. Complete the table below for the aqueous solution of caffeine C,H1,0,N Molality 1) 4) 7) 0.2560 Mass percent solvent Ppm solute 2) 5) Mole fraction solvent 3) 0.900 1269 6) 9) 12) 85.5 8) 11) 10)

Section Name Show your solution in another sheet of paper. A. Complete the table below for the aqueous solution of caffeine C,H1,0,N Molality 1) 4) 7) 0.2560 Mass percent solvent Ppm solute 2) 5) Mole fraction solvent 3) 0.900 1269 6) 9) 12) 85.5 8) 11) 10)

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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SW # 2 Name Section Show your solution in another sheet of paper. A. Complete the table below for the aqueous solution of caffeine C3H1,0,N. Molality 1) 4) Mass percent solvent 2) 5) Ppm solute 3) Mole fraction solvent 0.900 1269 6) 7) 8) 11) 85.5 0.2560 10) 12) B. Complete the table below for aqueous solution of potassium hydroxide Density (g/ml) Molarity 1.13 Molality 13) 16) Mass percent of solute 14) 1.06 15) 17) 1.29 30.0 1.43 14.2 18) C. Acetone, C,H,0 is the main ingredient of nail polish remover. A solution is made up by adding 35.0 ml acetone (density = 0.790 g/ml) to 50.0 ml of ethyl alcohol, C, H,0 (density =0.789 g/ml) Assuming volumes are additive. Calculate 19 )Mass percent of acetone 20) Volume percent of ethyl alcohol 21) Mole fraction of acetone
Transcribed Image Text:SW # 2 Name Section Show your solution in another sheet of paper. A. Complete the table below for the aqueous solution of caffeine C3H1,0,N. Molality 1) 4) Mass percent solvent 2) 5) Ppm solute 3) Mole fraction solvent 0.900 1269 6) 7) 8) 11) 85.5 0.2560 10) 12) B. Complete the table below for aqueous solution of potassium hydroxide Density (g/ml) Molarity 1.13 Molality 13) 16) Mass percent of solute 14) 1.06 15) 17) 1.29 30.0 1.43 14.2 18) C. Acetone, C,H,0 is the main ingredient of nail polish remover. A solution is made up by adding 35.0 ml acetone (density = 0.790 g/ml) to 50.0 ml of ethyl alcohol, C, H,0 (density =0.789 g/ml) Assuming volumes are additive. Calculate 19 )Mass percent of acetone 20) Volume percent of ethyl alcohol 21) Mole fraction of acetone
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