The freezing point of water H20 is 0.00°C at 1 atmosphere. A nonvolatile, nonelectrolyte that dissolves in water is antifreeze (ethylene glycol). How many grams of antifreeze, CH,OHCH2OH (62.10 g/mol), must be dissolved in 247.0 grams of water to reduce the freezing point by 0.300°C ? Refer to the table for the necessary boiling or freezing point constant. KĘ (°C/m) (°C/m) Solvent Formula Water H2O 0.512 1.86 Ethanol CH;CH,OH 1.22 1.99 Chloroform CHCI3 3.67 Benzene CgH6 2.53 5.12 Diethyl ether CH3CH,OCH,CH; 2.02 g antifreeze.
The freezing point of water H20 is 0.00°C at 1 atmosphere. A nonvolatile, nonelectrolyte that dissolves in water is antifreeze (ethylene glycol). How many grams of antifreeze, CH,OHCH2OH (62.10 g/mol), must be dissolved in 247.0 grams of water to reduce the freezing point by 0.300°C ? Refer to the table for the necessary boiling or freezing point constant. KĘ (°C/m) (°C/m) Solvent Formula Water H2O 0.512 1.86 Ethanol CH;CH,OH 1.22 1.99 Chloroform CHCI3 3.67 Benzene CgH6 2.53 5.12 Diethyl ether CH3CH,OCH,CH; 2.02 g antifreeze.
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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![The freezing point of water H20 is 0.00°C at 1 atmosphere.
A nonvolatile, nonelectrolyte that dissolves in water is
antifreeze (ethylene glycol).
How many grams of antifreeze, CH,OHCH2OH (62.10
g/mol), must be dissolved in 247.0 grams of water to reduce
the freezing point by 0.300°C ? Refer to the table for the
necessary boiling or freezing point constant.
Solvent
Formula
(°C/m)
(°C/m)
Water
H,O
0.512
1.86
Ethanol
CH3CH,OH
1.22
1.99
Chloroform
CHCI3
3.67
Benzene
2.53
5.12
Diethyl
ether
CH;CH2OCH,CH3 2.02
g antifreeze.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F24e3d7fd-d01b-4b21-b4c9-4ab89bd1f3d1%2F258ee2b2-f336-46b9-a1ae-e69be6dc25ca%2F00n568s_processed.jpeg&w=3840&q=75)
Transcribed Image Text:The freezing point of water H20 is 0.00°C at 1 atmosphere.
A nonvolatile, nonelectrolyte that dissolves in water is
antifreeze (ethylene glycol).
How many grams of antifreeze, CH,OHCH2OH (62.10
g/mol), must be dissolved in 247.0 grams of water to reduce
the freezing point by 0.300°C ? Refer to the table for the
necessary boiling or freezing point constant.
Solvent
Formula
(°C/m)
(°C/m)
Water
H,O
0.512
1.86
Ethanol
CH3CH,OH
1.22
1.99
Chloroform
CHCI3
3.67
Benzene
2.53
5.12
Diethyl
ether
CH;CH2OCH,CH3 2.02
g antifreeze.
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