Explain the purification and recrystallization

Assignment Help Chemistry
Reference no: EM13558375

-A student started the purification and recrystallization with a crude sample of adipic acid that weighed 20.421 g and obtained a yield of pure adipic acid of 73.5% How much pure adipic acid was recovered? (Please Explain)

-The melting point of Jonny's adipic acid was 15 degrees below the literature value. Was his adipic acid pure or impure?What do you think Jonny may have done wrong?

Reference no: EM13558375

Questions Cloud

How consumer demands affect a companys business decision : How consumer demands affect a company's business decision and how different ethical perspectives guide ethical decision making
Find the pressure increase in the fliuid in a syringe : Find the pressure increase in the fliuid in a syringe when anurse applies a force of 42N to the syringe's circular piston,which has a radius of 1.1cm
An electric dipole consists of charges : An electric dipole consists of charges +2e and-2e separated by 0.60 nm. It is in an electric fieldof strength 4.5 x 106 N/C. Calculate the magnitudeof the torque on the dipole when the dipole momentis (a) parallelto, (b) perpendicular to,and (c) anti..
Beams of high-speed protons can be produced in guns : Beams of high-speed protons can be produced in "guns" usingelectric fields to accelerate theprotons. (a) What acceleration would aproton experience if the gun's electric field were 2.23 x104 N/C?
Explain the purification and recrystallization : A student started the purification and recrystallization with a crude sample of adipic acid that weighed 20.421 g and obtained a yield of pure adipic acid of 73.5% How much pure adipic acid was recovered
What is the height of the bridge abovethe water : A rock is dropped off the side of a bridge and hits the waterbelow 2s later. What is the height of the bridge abovethe water
Estimate the volume of water in the worlds oceans : Estimate the volume of water in the world's oceans in cu km, assuming a mean depth of water of 4 km. How deep would the water be were it stored entirely as ice on the continents?
Explain the diluted solution contains 3.45g of ki : To what volume should you dilute 59.5ml of a 4.95M KI solution so that 26.0ml of the diluted solution contains 3.45g of KI
Discuss how your form improves communication : What are the essential differences among nominal ,ordinal, internal and ratio scales. How do these differences affect the statistical analysis techniques we can use?

Reviews

Write a Review

Chemistry Questions & Answers

  The pka of benzoic acid and 4-nitroanilinium hydrochloride

the pka of benzoic acid and 4-nitroanilinium hydrochloride are 4.2 and 1.0 respectively.a. determine the keq for the

  A 193 g mixture containing sodium sulfide and calcium

a 19.3 g mixture containing sodium sulfide and calcium chloride. 86.9 sodium sulfide and 63.9 by mass chlorine. what is

  Define what is the quantity of moles of neon gas

What is the quantity of moles, of neon gas if 4.87 L is at a pressure of 0.635 atm and the temperature

  What is the atomic radius of each atom

What is the atomic radius of each atom that composes it If the length of a face centered cubic unit cell is 0.200 nm,?

  If the height of the mercury column in the leveling bulb

if the height of the mercury column in the leveling bulb is 30mm greater than that in the gas buret and the atmospheric

  Define how many moles of copper (ii) ions in sample

Given that 3.582 g of copper (II) chloride are dissolved in 2.478 litres of deionized water, answer the following: 1) How many moles of copper (II) ions are present in the sample

  Explain what is the total pressure above the solution

What is the vapor pressure of each of the solution components in the mixture? What is the total pressure above the solution?

  Explain the initial pressure in the flask

Nitrogen trichloride, an unstable liquid, is placed in a 3.00 L container at 29ºC. The initial pressure in the flask is 1.00 atm due to the presence of air.

  Evaluate the normalization constant a and the expectation

The function (x)=A(x/a)^2(1-(x/a)) is an acceptable wave function for the article in the one-dimensional infinite depth of length a. Calculate the normalization constant a and the expectation value

  State the difference in the energy released by two processes

The nuclide 18f decays by both electron capture and beta plus decay. Find the difference in the energy released by these two processes. The atomic masses are 18F = 18.000950 and 18O= 17.9991598.

  Compute the percentage of crude protein in the sample

You want to determine the protein content in milk with the Kjeldahl method. You take 100 g whole milk and use 100 mL of 0.5 M hydrochloric acid to collect ammonia. You needed 34.50 mL of 0.3512 M NaOH for the back-titration. Calculate the percenta..

  Ch8g5o2g gt 3co2g4h2g og in the combustion of 250g of

c3h8g5o2g gt 3co2g4h2g og in the combustion of 250g of propane with an excess of hydrogen what volume of carbon

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