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as per guidelines you can answer these two question because they are bits of the same question

as per guidelines you can answer these two question because they are bits of the same question

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
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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as per guidelines you can answer these two question because they are bits of the same question

The freezing point of ethanol CH3CH,OH is -117.30°C at 1 atmosphere. A nonvolatile, nonelectrolyte that dissolves in ethanol is chlorophyll . If 12.54 grams of chlorophyll, C55H72MGN4O5 (893.5 g/mol), are dissolved in 151.5 grams of ethanol .. m. The molality of the solution is °C. The freezing point of the solution is
Transcribed Image Text:The freezing point of ethanol CH3CH,OH is -117.30°C at 1 atmosphere. A nonvolatile, nonelectrolyte that dissolves in ethanol is chlorophyll . If 12.54 grams of chlorophyll, C55H72MGN4O5 (893.5 g/mol), are dissolved in 151.5 grams of ethanol .. m. The molality of the solution is °C. The freezing point of the solution is
The boiling point of diethyl ether, CH3CH,OCH,CH3, is 34.50°C at 1 atmosphere. A nonvolatile, nonelectrolyte that dissolves in diethyl ether is chlorophyll. A student dissolves 13.54 grams of chlorophyll, C55H72MGN4O5 (893.5 g/mol), in 261.2 grams of diethyl ether. Use the table of boiling and freezing point constants to answer the questions below. Solvent Formula K (°C/m) Kf (°C/m) Water H2O 0.512 1.86 Ethanol CH;CH2OH 1.22 1.99 Chloroform CHCI3 3.67 Benzene 2.53 5.12 Diethyl ether CH3CH,OCH2CH3 2.02 The molality of the solution is m. The boiling point of the solution is °C.
Transcribed Image Text:The boiling point of diethyl ether, CH3CH,OCH,CH3, is 34.50°C at 1 atmosphere. A nonvolatile, nonelectrolyte that dissolves in diethyl ether is chlorophyll. A student dissolves 13.54 grams of chlorophyll, C55H72MGN4O5 (893.5 g/mol), in 261.2 grams of diethyl ether. Use the table of boiling and freezing point constants to answer the questions below. Solvent Formula K (°C/m) Kf (°C/m) Water H2O 0.512 1.86 Ethanol CH;CH2OH 1.22 1.99 Chloroform CHCI3 3.67 Benzene 2.53 5.12 Diethyl ether CH3CH,OCH2CH3 2.02 The molality of the solution is m. The boiling point of the solution is °C.
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