Compute the freezing point and boiling point

Assignment Help Chemistry
Reference no: EM13176834

A solution of 87g of urea (MW = 60.06g/mol) is dissolved in 125ml of water. Volume after mixing is 131mL. Kf=1.86 C/m -- Kb=0.512 C/m Calculate the freezing point and boiling point?

Reference no: EM13176834

Questions Cloud

Explain how manufacturing costs flow : A job order cost accounting system is fully integrated into the general ledger of a company. Identify the major general ledger accounts used in a job order cost system
The standard cell potential for the electrochemical reaction : The standard cell potential for the electrochemical reaction is 1.10V. Calculate the cell potential if the concentration of zinc ion and copper ion are 0.050M and 5.0M respectively at room temp.
Calculate incremental costs to fit in a production run : The State Department of Transportation has called for tenders to supply 10,000 gallons of blue reflective paint to be delivered within two months. You can foresee fitting in a production run of the blue paint and have decided to bid on the job.
Write a balanced equation for the reduction of ethyl : Write a balanced equation for the reduction of ethyl acetoacetate to S(+) ethyl 3-hydroxybutanoate, show stereochemistry
Compute the freezing point and boiling point : Volume after mixing is 131mL. Kf=1.86 C/m -- Kb=0.512 C/m Calculate the freezing point and boiling point?
Determine the delta-h and delta-u : The pressure is steeply increased to 100 bar. The volume of the liquid is decreased by 1 ml at this constant pressure. Find the deltaH and deltaU
Explain why private firms would not run a lighthouse : In the old days lighthouses were built along the coast to prevent ships from runnung around on the rocks in unfamiliar ports. By shining a beam of light over a port and guiding ships away from the rocks, these vital buildings reduced the risk for ..
How much surplus do producers receive : The supply curve for product X is given by QXS = -340 + 10PX . a. Find the inverse supply curve. P = + Q b. How much surplus do producers receive when Qx = 350? When Qx = 1,000?
Carboxylic acid containing compound of industrial importance : Adipic Acid (H2C6H8O4) is a carboxylic acid containing compound of industrial importance, notably due to its use during fabrication of nylon. Adipic acid can be titrated using NaOh by the following reaction

Reviews

Write a Review

Chemistry Questions & Answers

  What is the volume, in milliliters of krypton gas

A 10.0 g sample of krypton has a temperature of 25°C at 575 mm Hg. What is the volume, in milliliters, of the krypton gas?

  What dangerous chemical is released

when hydrochloric acid comes in contact with potassium permanganate, what dangerous chemical is released?

  Explain how does insulin promote glycogen synthesis

How does insulin promote glycogen synthesis in the liver? By binding to glycogen phosphorylase. By activating glycogen phosphorylase. By inhibiting glycogen synthase.

  Compute the rate constant

A second-order reaction of the type A+2Bâ†'P was carried out in a solution that was initially 0.050 mol dmâˆ'3 in A and 0.030 mol dmâˆ'3 in B. After 1.0 h the concentration of A had fallen to 0.010 mol dmâ

  Determine the temperature change

Determine the temperature change is caused by heat energy and using a beaker that contains 100 mL of H 2 O thermally insulated from its surroundings, one mol of solid CaCl 2 is mixed and solution is stirred

  Calculate the wavelength of the electromagnetic radiation

Calculate the wavelength of the electromagnetic radiation required to excite an electron from the ground state to the level with n = 5 in a one-dimensional box 39.8 pm in length.

  What is the volume of the drink required to meet the rda

what is the volume of the drink (in mL) required to meet the RDA?

  The rate of an enzyme-catalyzed reaction usually increases

The rate of an enzyme-catalyzed reaction usually increases with temperature, but then decreases after reaching the "optimal temperature."

  Explain what is the change in its molar gibbs

A sample of water vapour at 200 degrees C is compressed isothermally from 350 cm^3 to 120 cm^3. What is the change in its molar Gibbs

  Calculate the mass of cu(no3)2·3h2o needed

Calculate the mass of Cu(NO3)2·3H2O needed to prepare 50.0mL of a 0.50 M Cu(II) solution?

  Determine the osmotic pressure

Determine the Osmotic Pressure for the following aqueous solutions @ 25 degrees Celsius. (a.) 1.0. M Glucose, and (b.)1.0 M NaCl. Explain which solution has the greater osmotic pressure if any and why.

  What mass of octane is consumed by the reaction of oxygen

When octane is burned in air, it chemically reacts with oxygen gas to produce carbon dioxide and water . What mass of octane is consumed by the reaction of of oxygen gas?

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