Question 3 CHEM 103 Homework 1217.5-PSPSSolutions & Colligative Properties1. The vapor pressure of water at 20°C is 17.5 torr. What is the vapor pressure of water over asolution containing 300. g C6H12O6 and 455 g of water at 20°C? Po-PswxMMX WPs300x10100 x 455PS=17.51.0659= 16.4 Torr17.5-1PS17.5= 0.0659NameLab Section= 0.0659 +116.4 Torr2. Calculate the freezing point of a solution made from 32.7 g of propane, C3H8, dissolved in137.0 g of benzene, C6H6. The freezing point of benzene is 5.50°C and its K+ is 5.12°C/m.3. Calculate the boiling point of a solution made from 227 g of MgCl2 dissolved in 700. g ofwater. What is the boiling point of the solution? Kb = 0.512°C/m.4. Calculate the concentration of nitrogen gas in a 1.00 L container exerting a partial pressure of572 mm Hg at room temperature. Henry's law constant for nitrogen at 25°C is 6.8 x 10-4mol/L atm. (Solve using the information given and factor labelling)2023Professor TeresaButterfieldW

As mentioned we are solving question 3, we have to calculate the boiling point of the solution

Answered: 3. Calculate the boiling point of a…

3. Calculate the boiling point of a solution made from 227 g of MgCl2 dissolved in 700. g of water. What is the boiling point of the solution? Kb = 0.512°C/m.

Chemistry: An Atoms First Approach

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Chapter16: Spontaneity, Entropy, And Free Energy

Section: Chapter Questions

Problem 114CP: Carbon tetrachloride (CCl4) and benzene (C6H6) form ideal solutions. Consider an equimolar solution...

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Question 3

CHEM 103 Homework 12
17.5-PS
PS
Solutions & Colligative Properties
1. The vapor pressure of water at 20°C is 17.5 torr. What is the vapor pressure of water over a
solution containing 300. g C6H12O6 and 455 g of water at 20°C? Po-Ps
wxM
MX W
Ps
300x10
100 x 455
PS=
17.5
1.0659
= 16.4 Torr
17.5-1
PS
17.5
= 0.0659
Name
Lab Section
= 0.0659 +1
16.4 Torr
2. Calculate the freezing point of a solution made from 32.7 g of propane, C3H8, dissolved in
137.0 g of benzene, C6H6. The freezing point of benzene is 5.50°C and its K+ is 5.12°C/m.
3. Calculate the boiling point of a solution made from 227 g of MgCl2 dissolved in 700. g of
water. What is the boiling point of the solution? Kb = 0.512°C/m.
4. Calculate the concentration of nitrogen gas in a 1.00 L container exerting a partial pressure of
572 mm Hg at room temperature. Henry's law constant for nitrogen at 25°C is 6.8 x 10-4
mol/L atm. (Solve using the information given and factor labelling)
2023
Professor Teresa
Butterfield
W

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