State boiling point elevation of an aqueous sucrose solution

Assignment Help Chemistry
Reference no: EM13501710

The boiling point elevation of an aqueous sucrose solution is found to be 0.39*C. what mass of sucrose molar mass 342.30 g/mol would be needed to dissolve in 500.0g of water? Kb (water) = 0.512*C/m

Reference no: EM13501710

Questions Cloud

Explain the expected yield in moles and grams : If 122 g of Hg2Cl2 is reacted with excess ammonia, what is the expected yield, in moles and grams, of elemental mercury. (show your calculation)
How much force must chuck apply to push the hatch open : The air in the interior of the submarine is at 1 atmosphere pressure. Chuck tries to push the hatch open, How much force must Chuck apply to push the hatch open
Calculate the total magnification : The eyepiece of a compound microscope has a focal length of 3.10 cm, and the objective lens has f = 0.730 cm. Calculate the total magnification
How far apart are the stars : Two stars 19 light-years away are barely resolved by a 165 cm (mirror diameter) telescope. How far apart are the stars
State boiling point elevation of an aqueous sucrose solution : The boiling point elevation of an aqueous sucrose solution is found to be 0.39*C. what mass of sucrose molar mass 342.30 g/mol would be needed to dissolve in 500.0g of water? Kb (water) = 0.512*C/m
Create a suitable mutual fund portfolio : Create a suitable mutual fund portfolio for Mrs. Radcliffe with at least four different mutual fund recommendations and how much income is she required to withdraw from the plan at age 72?
What is the atomic number of this atom : An electron drops from the {\rm L} shell to the {\rm K} shell and gives off an X-ray with a wavelength of 0.0205 {\rm nm}. What is the atomic number of this atom
Find out the boiling point of a solution that contains : Determine the boiling point of a solution that contains 78.8g of napthalene c10h8 molar mass 128.16 g/mol dissolve in 722 mL of benzene (d = 0.877 g/mol. pure benzene has a boiling point of 80.1*C and a boiling point elevation constant of 2.53*C/m
Compute the coefficient of volume expansion of the liquid : An aluminum can is filled to the brim with a liquid. The can and the liquid are heated so their temperatures change by the same amount. What is the coefficient of volume expansion of the liquid

Reviews

Write a Review

Chemistry Questions & Answers

  State the half-life for the reaction under same condition

hours in the presence of a certain concentration of an acid catalyst, what is the half-life for this reaction under the same conditionns? (Rate = k[C12H22O11]

  State chlorobenzene form a minimum-boiling azeotropic system

Butanol and Chlorobenzene form a minimum-boiling azeotropic system. The mole fraction of 1-Butanol in the liquid (x) and vapour (y) phases at 1.000 atm is given below for a variety of boiling temperatures.

  State the optimum point to ensure the maximum yield of c

which is the desired product, can decompose to product F, how might you ensure that you stopped the reaction at the optimum point to ensure the maximum yield of C?

  State the initial mixture were wet with water

Explain how the calculated percent NaHCO3 and Na2CO3 by mass would be affected if the initial mixture were wet with water.

  Define the initial temperature of the water

When backpacking in the wilderness, hikers often boil water to sterilize it for drinking. Suppose that you are planning a backpacking trip and will need to boil 40 of water for your group

  Explain what is the molar mass of the unkown gas

A sample of an unknowk gas effuses in 11.6 min. An equal volume of H2 in the same apparatus under the same conditions effuses in 2.42 min. what is the molar mass of the unkown gas

  Define what concentration of glucose will be isotonic

What concentration of glucose will be isotonic with 1.2% CaCl2 solution? Assume a van't Hoff factor of 2.8 for the CaCl2 solution. The molar masses of glucose and CaCl2 are 180.2 g/mol and 111.0 g/mol, respectively.

  What is the total number of moles of ca needed to react

What is the total number of moles of Ca needed to react completely with 4.0 moles of H2O?

  How many moles of silver are in the sample

If a sample of pure silver (Ag) contains 3.35 x 1022 atoms of iodine, how many moles of silver are in the sample?

  Find out the wavelength of maximum absorbance

Be sure to fully explain how your experiment and the resulting data would allow you to determine the wavelength of maximum absorbance for the FeSCN2+ complex.

  Explain how many seconds would it take to swim

The men's world record for swimming 1500.0 m in a long course pool (as of 2007) is 14 min 34.56 s. At this rate, how many seconds would it take to swim 0.850 miles? (1 mi = 1609 m.)

  Explain the radioactive isotope to decay

How long does it take for the radioactive isotope to decay to 4.9×10?3 mg? (Assume no excretion of the nuclide from the body.)

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