The freezing point of water is 0.00 °C at 1 atmosphere. How many grams of barium chloride (208.2 g/mol), must be dissolved in 256.0 grams of water to reduce the freezing point by 0.450 °C? Refer to the table for the necessary boiling or freezing point constant. Solvent Formula Water Ethanol [Review Topics] [References] Use the References to access important values if needed for this question. Mass= H₂O 0.512 CH3 CH₂ OH 1.22 Chloroform CHC13 3.67 Benzene C6H6 2.53 Diethyl ether CH3 CH2 OCH2 CH3 2.02 g Kb(°C/m) Kf(°C/m) 1.86 1.99 5.12

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GMAIL
CANVAS PHY&CHEM HW
Mass=
The freezing point of water is 0.00 °C at 1 atmosphere.
How many grams of barium chloride (208.2 g/mol), must be dissolved in 256.0 grams of water to reduce the freezing point by 0.450 °C? Refer to the table for
the necessary boiling or freezing point constant.
Solvent
Formula
Kb (°C/m) K(°C/m)
Water
H₂O
0.512
Ethanol
CH3 CH₂OH
1.22
Chloroform
CHC13
3.67
Benzene
C6H6
2.53
Diethyl ether CH3 CH2 OCH2 CH3 2.02
Submit Answer
locator assignment-
Fall 2023 Tutoring S..
g
[Review Topics]
[References]
Use the References to access important values if needed for this question.
Retry Entire Group
1.86
1.99
5.12
9 more group attempts remaining
Previous
Next
Transcribed Image Text:GMAIL CANVAS PHY&CHEM HW Mass= The freezing point of water is 0.00 °C at 1 atmosphere. How many grams of barium chloride (208.2 g/mol), must be dissolved in 256.0 grams of water to reduce the freezing point by 0.450 °C? Refer to the table for the necessary boiling or freezing point constant. Solvent Formula Kb (°C/m) K(°C/m) Water H₂O 0.512 Ethanol CH3 CH₂OH 1.22 Chloroform CHC13 3.67 Benzene C6H6 2.53 Diethyl ether CH3 CH2 OCH2 CH3 2.02 Submit Answer locator assignment- Fall 2023 Tutoring S.. g [Review Topics] [References] Use the References to access important values if needed for this question. Retry Entire Group 1.86 1.99 5.12 9 more group attempts remaining Previous Next
The boiling point of water is 100.00 °C at 1 atmosphere.
A student dissolves 10.04 grams of nickel(II) sulfate, NiSO4 (154.8 g/mol), in 231.4 grams of water. Use the table of boiling and freezing point constants to
answer the questions below.
Solvent
Water
Ethanol
Chloroform
Benzene
Kb (°C/m) Kf (°C/m)
0.512
1.86
1.22
1.99
3.67
C6H6
2.53
Diethyl ether CH3CH₂OCH₂CH3 2.02
Formula
H₂O
CH3CH₂OH
CHCI 3
The molality of the solution is
[Review Topics]
[References]
Use the eferences to access important values if needed for this question.
The boiling point of the solution is
Submit Answer
m.
°C.
5.12
Retry Entire Group 9 more group attempts remaining
Previous
Next
Save and Exit
Transcribed Image Text:The boiling point of water is 100.00 °C at 1 atmosphere. A student dissolves 10.04 grams of nickel(II) sulfate, NiSO4 (154.8 g/mol), in 231.4 grams of water. Use the table of boiling and freezing point constants to answer the questions below. Solvent Water Ethanol Chloroform Benzene Kb (°C/m) Kf (°C/m) 0.512 1.86 1.22 1.99 3.67 C6H6 2.53 Diethyl ether CH3CH₂OCH₂CH3 2.02 Formula H₂O CH3CH₂OH CHCI 3 The molality of the solution is [Review Topics] [References] Use the eferences to access important values if needed for this question. The boiling point of the solution is Submit Answer m. °C. 5.12 Retry Entire Group 9 more group attempts remaining Previous Next Save and Exit
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