Determine the molality of ethanol in the solution

Assignment Help Chemistry
Reference no: EM13157880

An aqueous solution is 13.0% by mass ethanol, CH3CH2OH, and has a density of 0.978 g/mL. The molality of ethanol in the solution is?

 

Reference no: EM13157880

Questions Cloud

Accelerated method of calculating depreciation : A company changes from straight-line to an accelerated method of calculating depreciation, which will be similar to the method used for tax purposes. The entry to record this change should include a
Project management implications for integration : What are some of the project management implications for the integration of two similar practices?
Industrial relations system of trinidad and tobago : Compare the Industrial Relations system of Trinidad & Tobago with that of Jamaica and make recommendations as to how you believe the two systems can be harmonized or integrated to reflect a move towards becoming a single CSME.
Percentage-of-completion to completed-contract : A company changes from percentage-of-completion to completed-contract, which is the method used for tax purposes. The entry to record this change should include a :
Determine the molality of ethanol in the solution : An aqueous solution is 13.0% by mass ethanol, CH3CH2OH, and has a density of 0.978 g/mL. The molality of ethanol in the solution is?
Net income-straight line method for depreciation : Effective January 1, 2008, for financial statement reporting, Baden decided to change to the straight-line method for depreciation of the machine. Assume that Baden can justify the change.
Difference between internet and web : The Internet and the Web are not the same thing. What is the difference between the Internet and the Web? Let's discuss what the Internet is and how many kinds of traffic, including Web traffic, can run on the Internet.
How many grams of ch4 is needed : How many grams of CH4 is needed to produce 49.0 g CHCl3? CH4(g) + 3 Cl2(g)-> CHCl3(g) + 3 HCl(g)
What is the amount of zinc chloride that is produced : If 0.600 gram of zinc is used, what is the amount of zinc chloride that is produced in the above reaction?

Reviews

Write a Review

Chemistry Questions & Answers

  Explain lethality of carbon monoxide and sulfur dioxide

Lethality of Carbon Monoxide, Sulfur Dioxide and TNT, Air monitoring provides the following contaminant concentrations at the approximate center of a fire scene in which acres of automobile tires are burning

  Determine the molecular weight of a compound

Determine the molecular weight of a compound given the gas phase data: mass of 11.8 g, temperature of 39.1 C, pressure of 630 torr, volume of 1.31 L.

  Find the theoretical yield (in grams) of manganese

Metallic aluminum reacts with MnO_2 at elevated temperatures to form manganese metal and aluminum oxide. A mixture of the two reactants is 67.2% mole percent Al.

  How to identify a diatomic gas

She weighed an empty 4.3 L bulb, then filled it with the gas at 1.60atm and 23.0 C and weighed it again. The difference in mass was 7.9g . Identify the gas.

  Calculate the solubility of zinc hydroxide

Calculate the solubility of zinc hydroxide, Zn(OH)2, in 1.00 M NaOH. Ksp = 3.0 × 10-16 for Zn(OH)2, Kf = 3.0 × 1015 for Zn(OH)42-

  How much ammonia is needed

2 NH3 + CH3OH → products . How much NH3 is needed to react exactly with 21 grams of CH3OH

  Compute the wavelength of the light in nanometers

Calculate the wavelength () of the light in nanometers () corresponding to the energy change () value of this transition. You can use the following values for your calculations

  Calculate the mass of pure acetic acid

A solution is 40% acetic acid by mass. The  density of this solution is 1.049 g/mL. Calcu late the mass of pure acetic acid in 480 mL of  this solution at 20 C

  Explain hydrochloric acid according to the equation

Q 3: The salt NaBrO(3) oxides Sn^2+ to SnCl(6)^2- in the presence of hydrochloric acid according to the equation

  What would be the ph of solution of hx in water

A weak acid HX has Ka = 1.00×10-6. What would be the pH of a 0.10 M solution of HX in water?

  Explain the environment and its reactions in the atmosphere

Show why this chemical is dangerous, by showing chemical reactions for its formation in the environment and its reactions in the atmosphere.

  Calculate the percent dissociation of the acid

A .10M solution of the weak acid HCN has an equilibrium constant of 4.9 X 10^-10. Calculate the percent dissociation of the acid

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