What mass of ethanol, c2h5oh must be added

Assignment Help Chemistry
Reference no: EM13141818

What mass of ethanol, C2H5OH a nonelectrolyte, must be added to 10.0 L of water to give a solution that freezes at -10.0C? Assume the density of water is 1.0 g/mL. Kf of water is 1.86C/m.

Reference no: EM13141818

Questions Cloud

What do you believe must be done to feed 9 billion people : What do you believe must be done to feed 9 billion people? Discuss possible solutions to population growth or ways to increase food production as we advance foward. Also, discuss ways biology can help address some of the technological problems we ..
Explain ram to support a computer screen display : RAM to support a computer screen display, One reason GUIs were initially slow to be adopted was the cost of the hardware needed to support them. How much video RAM is needed to support a 25 line X 80 row character monochrome text screen?
Determine equivalent units in process for direct materials : Determine the equivalent units in process for direct materials and conversion costs, assuming there was no beginning inventory.
Additional academic articles : You are looking for additional academic articles and information to support your Report relating to "Supply Chain Reform" in an AUSTRALIAN Company or Industry.
What mass of ethanol, c2h5oh must be added : What mass of ethanol, C2H5OH a nonelectrolyte, must be added to 10.0 L of water to give a solution that freezes at -10.0C? Assume the density of water is 1.0 g/mL. Kf of water is 1.86C/m.
"do you believe that people have an unconscious mind? : "Do you believe that people have an unconscious mind? If so, how does it affect thoughts, feelings, and behavior?
What will be the concentration in molecules : At a particular temperature, N2O5 decomposes according to a first-order rate law with a half-life of 3.0 s. If the initial concentration of N2O5 is 1.0 × 1016 molecules/cm3, what will be the concentration in molecules/cm3 after 11.3 s?
Fit both linear and an exponential trend to the data : Fit both linear and an exponential trend to the data. (d) Which model is preferred? Why? (e) Make a forecast for 2003, using a trend model of your choice (or judgments forecast).
Opinion regarding potential liability : Teddy's Supplies' CEO has asked you to advise him on the facts of the case and your opinion of their potential liability. He wants to settle the case. Write a memo to him that states your view of whether the company is exposed to liability on all ..

Reviews

Write a Review

Chemistry Questions & Answers

  Determine at what pressure will pure h2o start to boil

determine at what pressure will pure H 2 O  start to boil if its temperature is seventy five degree Celsius

  Calculate the entropy change

Calculate the entropy change when argon at 25 °C and 1.00 bar in a container of volume 0.500 dm3 is allowed to expand to 1.000 dm3 and is simultaneously heated to 100 °C.

  Find out the molar mass of each of the gases

Find out the molar mass of each of the given gases 1) 2.16 grams of a gas that occupies 1.38L at 665 mmHg

  Explain the difference between an amino acid and a protein

What is the difference between an amino acid and a protein? How does this difference in structure affect biological function?

  How many liters of gasoline would you need

n Europe, gasoline efficiency is measured in km/L. If your car's gas mileage is 40.0 mi/gal, how many liters of gasoline would you need to buy to complete a 142-km trip in Europe.

  How to calculate biological oxygen demand

The biochemical oxygen demand (BOD) is the capacity of organic and biological matter in natural water to consume oxygen. It is determined experimentally by measuring the oxygen concentration in a sealed sample before and after a 5-day incubation p..

  Determine what is the coordination of the cations

Determine what is the coordination of the cations in the case of a normal spinel and what point defects are possible in the spinel structure?

  What is the value of ksp

CaCO3 (100.1 g/mol) has a solubility of 0.018 g/100 mL in water at 35?C. What is the value of Ksp at this temperature?

  Calculate its empirical formula

Explain why the boiling point of an aqueous solution that is 1.0 m in glucose (C6H12O6) is 100.51oC whereas The boiling point of an aqueous solution that is 1.0 m in NaCl is 101.02 oC .

  What is the linear attenuation coefficient for the material

A material is found to have a tenth-thickness of 2.3 cm for 1.25-MeV gamma rays. a) what is the linear attenuation coefficient for this material? b) What is the half thickness? c) what is the mean-free-path length for 1.25-MeV photons in this mate..

  What is the boiling point of molal solution of sugar

What is the boiling point of a 0.800 molal solution of sugar in water? Kb = 0.512C/m for water. Sugar does not dissociate in solution and pure water boils at 100C.

  How old is the artifact

You are given a worked wooden item from an archaeological dig believed to date to during the last glaciation. As such, the artifact would be another piece of evidence.

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