Explain what total volume of chloroform would be required

Assignment Help Chemistry
Reference no: EM13212412

Cocaine has a partition coefficient of 3.0 between chloroform and water. What total volume of chloroform would be required to remove 99% of the cocaine from 100 mL of water in three successive extractions?

Reference no: EM13212412

Questions Cloud

Explain which hplc mode you will choose and why : separate a mixture of alkane. which HPLC mode you will choose and why? ( Consider Normal-phase, ion- exchange, and size-exclusion).
How a clinic uses doctors and nurses optimally : A clinic uses doctors and nurses optimally and is servicing the maximum number of patients given a limited annual payroll. The last doctor hired treated 1,600 extra patients in a year, while the last nurse hired treated 1,000 extra patients in a y..
Compute the resolution between the compunds : efficiency is 2000 theoretical plates, Void volume is 1mL. Calculate the resolution between these compunds.
How learning economies differ from economies of scale : Learning economies involve cumulative production over time and the economies of scale involves rate of production per period. Learning economies involve rising average costs and economies of scale involve falling average costs as a result of highe..
Explain what total volume of chloroform would be required : What total volume of chloroform would be required to remove 99% of the cocaine from 100 mL of water in three successive extractions?
Explain glycolic acid to produce a buffer solution : Find the volume of 1.00M KOH which must be added to 200mL of 1.00M glycolic acid (pKa=3.83) to produce a buffer solution
Explain the 1h-nmr spectrum of compound a : The 1H-NMR spectrum of compound A, C5H10O, consists of the following signals: ? 9.72 (triplet, 1H), 2.40 (quartet, 2H), 1.58 (quintet, 2H), 1.31
Compute the volume in l occupied by a sample : calculate the volume in L occupied by 0.345moles of a sample of h2(g) at a pressure of 3.90 atm and a temperature of -163C.
Indicate the increase in demand for us farm goods : Suppose you are the Prime Minister of India and your country is experiencing a widespread famine. As a humanitarian response to the crisis, the US Congress enacts the following incentive programs; (1) The US government will impose a temporary lega..

Reviews

Write a Review

Chemistry Questions & Answers

  State the graph from the introduction that plots the density

Use the graph from the Introduction that plots the density of ethanol solutions from 20 to 60 mass percent to answer the following questions:

  What is the pressure exerted by the nitrogen

A flask of nitrogen is collected over water at a total pressure 765.0 mmHg. If the partial pressure of the water vapor is 25.0 mmHg, what is the pressure exerted by the nitrogen?

  State the current concentration of carbon dioxide

The current concentration of carbon dioxide in the atmosphere is 378 ppmv. Annual anthropogenic additions to the atmosphere are about 8 Gt (as C) of which about 4 Gt are removed into the oceans and terrestrial environment.

  Explain what major product was he surprised

inexperienced student reacted 3,3-dimethyl-1-butene with H2SO4/H2O. What major product was he surprised to isolate?

  Determine molecular formula and molar mass

Determine its molecular formula if the molar mass of the compound = 199.55 grams per mole?

  Compute the degree of unsaturation number

Calculate the degree of unsaturation number of missing H2 units relative to an alkane for the Compound with the molecular formula C 16 H13 N2 O CI Enter your response as an integer number

  State active ingredient in a full bottle of gaviscon tablets

Each tablet contains 80. mg of the active ingredient and comes in bottles of one hundred. How many mL of a 0.100 M solution of HCl are required to dissolve ther active ingredient in a full bottle of Gaviscon tablets?

  Compute the percent of sulfisomidine in the neutral

aqueous solution in the upper intestinal tract where the pH is 5.83. Calculate the percent of sulfisomidine in the neutral form in the solution of the intestinal tract.

  Calculate the number of molecules

Calculate the number of molecules in 37.0 mL of ethanol, CH3CH2OH. The density of ethanol is 0.789 g/mL.

  Work out the formula of the hydrocarbon

1 mole of a hydrocarbon of formula CnH2n was burned completely in oxygen producing carbon dioxide and water vapour only. It required 192 g of oxygen. Work out the formula of the hydrocarbon.

  Compute the activity of the enzyme at vmax

The concentration of alkaline phosphate in the stock solution used in the experiment was .25mg protein/mL. Calculate the activity of the enzyme at Vmax as umole substrate hydrolyzed per minute per mg of enzyme protein.

  State the elemental mass percent composition of ascorbic

the elemental mass percent composition of ascorbic acid (vitamin C) is 40.92% C, 4.58% H, and 54.50% O. Determine the empirical formula

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