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1. Which of the following will give the lowest freezing point when added to 1 kg of water: 1 mol of Co(C₂H₂O), 2 mol KCl, or 3 mol of ethylene glycol (CHO)? Explain why.

1. Which of the following will give the lowest freezing point when added to 1 kg of water: 1 mol of Co(C₂H₂O), 2 mol KCl, or 3 mol of ethylene glycol (CHO)? Explain why.

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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NOTE: please base the value of boiling and freezing point, and Kb on the given table.
Table 13.6 Molal Boiling Point Elevation and Freezing Point Depression Constants of Several Solvents solvent acetic acid benzene carbon disulfide carbon tetrachloride chloroform diethyl ether ethanol water *at 1 atm. boiling point (OC)* 117.9 80.1 46.2 76.5 61.7 34.5 78.5 100.0 Kb (oC/m) 3.07 2.53 2.34 5.03 3.63 2.02 1.22 0.512 melting point (OC) 16.6 5.5 -111.5 -23 -63.5 -116.2 -117.3 0.0 Kf (oC/m) 3.90 4.90 3.83 30. 4.70 1.79 1.99 1.86
Transcribed Image Text:Table 13.6 Molal Boiling Point Elevation and Freezing Point Depression Constants of Several Solvents solvent acetic acid benzene carbon disulfide carbon tetrachloride chloroform diethyl ether ethanol water *at 1 atm. boiling point (OC)* 117.9 80.1 46.2 76.5 61.7 34.5 78.5 100.0 Kb (oC/m) 3.07 2.53 2.34 5.03 3.63 2.02 1.22 0.512 melting point (OC) 16.6 5.5 -111.5 -23 -63.5 -116.2 -117.3 0.0 Kf (oC/m) 3.90 4.90 3.83 30. 4.70 1.79 1.99 1.86
1. Which of the following will give the lowest freezing point when added to 1 kg of water: 1 mol of Co(C₂H₂O₂)₂, 2 mol KCl, or 3 mol of ethylene glycol (CHO)? Explain why.
Transcribed Image Text:1. Which of the following will give the lowest freezing point when added to 1 kg of water: 1 mol of Co(C₂H₂O₂)₂, 2 mol KCl, or 3 mol of ethylene glycol (CHO)? Explain why.
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