Calculate the molar mass of the solute

Assignment Help Chemistry
Reference no: EM132119291

22.8 g of an unknown molecular solute is dissolved in 4.28 moles of 1,2-ethanediol (C2H6O2), causing the freezing point of 1,2-ethanediol to decrease by 1.08 °C. Calculate the molar mass of the solute. For 1,2-ethanediol, the molar mass is 62.07 g/mol and Kf = 3.11 °C/m.

Reference no: EM132119291

Questions Cloud

Develop the business case report with appropriate sections : Develop and pitch a business case in a real-world setting - complete the business case report, you and your group are required to undertake the activities
Calculate the heat of solution per mole of naoh : Calculate the heat of solution per mole of NaOH in J. Assume that the specific heat of the sodium hydroxide solution is 3.93 J/K.g.
What you have learned about decision support : Reflect on what you have learned about decision support and the kind of work you do or want to do. What does decision support mean to you?
How many moles of gas remain in the cylinder : The pressure and temperature remain the same, but thevolume has changed to 14.0 L . How many moles of gas (n2) remain in the cylinder?
Calculate the molar mass of the solute : Calculate the molar mass of the solute. For 1,2-ethanediol, the molar mass is 62.07 g/mol and Kf = 3.11 °C/m.
Identify a research or evidence-based article : Identify a research or evidence-based article that focuses comprehensively on a specific intervention or new diagnostic tool for the treatment of diabetes.
Calculate the molar mass of the solute : Calculate the molar mass of the solute. For aniline, the molar mass is 93.13 g/mol and Kb = 3.82 °C/m.
Has the controller properly reported the bank overdraft : Required: Has the controller properly reported the bank overdraft? What factors should be considered in reporting this item
Threshold wavelength for the photoelectric effect : What is the work function for silver and what is the maximum KE of an emitted electron if the incident light has a wavelength of 212nm?

Reviews

Write a Review

Chemistry Questions & Answers

  Steps in the mechanism for the following reaction

Show all the steps in the mechanism for the following reaction, When benzene is mixed with deuterated sulfuric acid, deuterium is slowly incorporated onto the ring. Show the mechanism for this reaction and explain how this relates the sulfonation of ..

  Prior to placing piece of metal into the graduated cylinder

This assignment inhibits chemistry Laboratory Questions.

  Write the structures of the saytzeff elimination

Write the structures of the saytzeff elimination

  Calculate ph - chemistry questions

Chemistry Questions on Calculate P H

  How many mols of hydrogen can produce

how many mols of H 2 can produce

  Analysis of corrosion mechanisms

Analysis of corrosion mechanisms and preventative measures

  Chemical and pharmaceutical science

Write an equation for the formation of an acetal from reaction of excess methanol with benzaldehyde in the presence of an acid catalyst.

  Calculate the approximate sulphur

Calculate the approximate SO 2 mass emission in lb/day.

  What is the structure - stereochemistry

What is the structure (including functional groups)? Stereochemistry (racemic or single enantiomer)?

  Design a qualitative analysis scheme

Design a qualitative analysis scheme

  What will be the resultant pressure

What will be the resultant pressure when the stopcock is opened?

  The 1h nmr spectrum

Integrals for some of the resonances in the 1H NMR spectrum are higher than they should be due to the shear number of hydrogens in this compound

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd