What is the minimum mass of ethylene glycol

Assignment Help Chemistry
Reference no: EM131421945

What is the minimum mass of ethylene glycol (ethane-1,2-diol, C2H6O2) that must be dissolved in 14.5 kg of water to prevent the solution from freezing at -22.0° C? (Assume ideal behaviour.)

Reference no: EM131421945

Questions Cloud

Estimate critical value of t for a confidence interval : Using the t tables, software, or a calculator, estimate the critical value of t for a 95% confidence interval with df = 7.
What would you expect to change in appearance of your graph : ECON 321- What would you expect to change in the appearance of your graph for part a. if you deflated wheat prices using a price index that was strongly correlated with the price of wheat?
Select three distinct jobs of your choice : Select three distinct jobs of your choice. Go to the Occupational Information Network (O*NET). Review the major tasks for each job. Then, for each job, identify what you believe is the most appropriate performance appraisal method. Discuss the rat..
What do you know about writing in your field : What do you know about writing in your field? What is the tone adopted by most authors? Can scholarship in this field be understood by a general audience? Why or why not?
What is the minimum mass of ethylene glycol : What is the minimum mass of ethylene glycol (ethane-1,2-diol, C2H6O2) that must be dissolved in 14.5 kg of water to prevent the solution from freezing at -22.0° C? (Assume ideal behaviour.)
Problem regarding the pressure of the gas : A sample of a gas is in a sealed container. The pressure of the gas is 275 torr , and the temperature is 25 °C . If the temperature changes to 91 °C with no change in volume or amount of gas, what is the new pressure, P2, of the gas inside the con..
Explain what is going on in this reaction : The following reaction is carried out in the laboratory: Explain what is going on in this reaction (provide mechanistic interpretation)? What other reagent could replace the cyclic sulfone (known commonly as "sulfolene") ?
Explain why you cannot determine the probability : Explain why you cannot determine the probability that a largemouth bass randomly selected ( caught ) from the lake weighs over 3 pounds.
Explain what your p-value means in given context : Traffic accidents are the leading cause of death among people aged 15 to 20. - Test an appropriate hypothesis and state your conclusion.- Explain what your P-value means in this context.

Reviews

Write a Review

Chemistry Questions & Answers

  What is the molar mass of a gas

What is the molar mass of a gas if 0.358 g of the gas occupies a volume of 186 mL at 5.00C and 1.10 atm.

  What is the speed of the proton

A proton in a linear accelerator has a de Broglie wavelength of 144 pm. what is the speed of the proton?

  Compute u and h for the system during the process

5.00 moles of CO2(g) is in a rigid container with a volume of 3.00 liters. The initial temperature is 291 K and the initial pressure is 33.3 bar. Then 4.95 kJ of energy is added to the gas as heat; this raises the temperature to 325 K and raises t..

  Compute the mass percent of zinc in the sample foot powder

The zinc in a 1.274g sample of foot powder was precipiated as ZnNH4PO4. Strong heating of the precipiate yielded 0.4089g Zn2P2O7. Calculate the mass percent of zinc in the sample of foot powder.

  Determine the mass of citric acid produced

Citric acid (H3C6H5O7) is a product of the fermentation of sucrose (C12H22O11) in air. C12H22O11(aq) + 3 O2(g) -> 2 H3C6H5O7(aq) + 3 H2O(l) Determine the mass of citric acid produced when 4.60 mol C12H22O11 is used.

  Compute the mass of no2 in the final equilibrium mixture

Once the system has reached equilibrium, 5.00 g of NO2 is injected into the vessel, and the system is allowed to equilibrate once again. Calculate the mass of NO2 in the final equilibrium mixture.

  Explain magnesium metal is used as a sacrificial anode

Magnesium metal is used as a sacrificial anode to reduce the corrosion of underground storage tanks (made of iron, or more accurately, steel which is an iron/carbon alloy). As a result the sacrificial metal corrodes instead of the iron. Explain th..

  What is the copper concentration in parts per million

An aqueous solution of copper sulfate was found to have an absorbance of 0.168 at 265 nm when measured in a cuvette with a path-length of 0.500cm. If the absorptivity of the transition is 11.5m^2/mol what is the copper concentration in

  Explain the half-reaction that occurs at the cathode

The two half-cells are connected by a salt bridge. Aluminum metal is oxidized during operation of the voltaic cell. What is the half-reaction that occurs at the cathode

  Explain how to distill a mixture of pentane and touene

How would you expect the graph to look if you tried to distill a mixture of pentane and touene. Draw and lable the graph

  Compute the molar concentration of co2

Calculate the molar concentration of CO2 for a sample that has a pH of 6.220 and a HCO -3 concentration of 0.0020 M. For carbonic acid pKa1=6.33 and pKa2=10.35.

  How many unit cells are in exactly 1 cm3

How many unit cells are in exactly 1 cm3?

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