Explain tlc was repeated and dipped in an acid soultion

Assignment Help Chemistry
Reference no: EM13208916

Why do compounds change color when separation by TLC was repeated and dipped in an acid soultion?

Reference no: EM13208916

Questions Cloud

Which product would you plan to produce more : Suppose that you are a product manager in charge of planning production of three products in various countries around the world. The table below contains information on the income elasticity of the three products.
How much will they pay in interest over the life of loan : A couple has found a house which cost $201,500. They will put down $22,000 and finance the remainder with a 30-year mortgage loan from Bank of America at 4.65% interest (compounded monthly). If they escrow their HOA fees, insurance, and taxes at $..
Explain hydrogen-oxygen fuel-cell generator : Suppose a hydrogen-oxygen fuel-cell generator was used to produce electricity for a house. Use the balanced redox reactions and the standard cell potential to predict the volume of hydrogen gas (at STP) required each month to generate the electric..
What is total cost per trip for who drives in central london : Suppose that after the fee was imposed, the time of the average trip in central London fell from 40 minutes to 30 minutes. (Note: The travel time will not change by as much as the average speed because the average speed.
Explain tlc was repeated and dipped in an acid soultion : Why do compounds change color when separation by TLC was repeated and dipped in an acid soultion?
How many miles must each salesperson drive each year : A firm must decide whether to provide their salespeople with firm-owned cars or to pay a mileage allowance for their own cars. New cars would cost about $28,000 each and could be resold 4 years later for about $11,000 each.
Compute the concentration of cn- ion at equilibrium : Calculate the pH of a solution made by mixing 2.0 M HF and 2.0 M HCN. Also calculate the concentration of CN- ion at equilibrium.
State a certain substance has a heat of vaporization : A certain substance has a heat of vaporization of 64.56 kJ/mol. At what Kelvin temperature will the vapor pressure
Calculate output and price at revenue maximizing activity : Commercial Recording, Inc., is a manufacturer and distributor of reel-to-reel recording decks for commercial recording studios. Revenue and cost relations are: TR = $3,000Q - $0.5Q2 MR = $3,000 - $1Q TC = $100,000 + $1,500Q + $0.1Q2 MC = $1,500 + ..

Reviews

Write a Review

Chemistry Questions & Answers

  State the air from a small room temperature

a)the air from a large building at 68C. b) the air froma small house at 68C. c)the air from a small room temperature at 71C

  Describe prepares benzoic acid by hydrolying

a student prepares benzoic acid by hydrolying 6.47g of methyle benzoate (FW 136.15g/mol) using excess sodium hydroxide. If the student recovers 3.71g

  Find the total mass of benzene at the site

Using the information below, calculate the mass of benzene in each phase and find the total mass of benzene at the site.

  Find a block of aluminum initial temperature

A block of aluminum with a volume of 98.5cm^3 absorbs 68.4J of heat. If its initial temperature was 31.9 degrees celsius, what is its final temperature

  Calculate the work observed for the volume change

A sample of CO2 g in a piston at 7.5 atm and 1090. L is allowed to come to equilibrium against a constant external pressure of 8.3 atm at constant temperature. Calculate the work observed for the volume change in the piston (in kJ).

  What is the equilibrium concentration of cl2

If a reaction mixture initially contains 0.159 M SO2Cl2 , what is the equilibrium concentration of Cl2 at 227 C?

  Offer the exact acid-base reaction

Specify the organic solvent and aqueous solutions to be used for the separation. Provide the exact acid-base reaction that occurs during each step of the separation

  State the energy states of reactants and the products

The activation energy of a reaction is the difference between the energy states of reactants and the products

  Calculate the number of moles no2 produced

in one experiment .886 mole of NO is mixed with .503 mole of O2. calculate which of the two reactants is the limiting reagent . calculate also the number of moles NO2 produced

  How much acetone (ch3coch3) would be needed

how much acetone (CH3COCH3) would be needed to obtain 3.35 moles of acetone? the desnity of acetone is 0.851 g/mL.

  State how many independent linear combinations in orbitals

How many independent linear combinations are possible for four 1s orbitals? (b) Draw pictures of the linear combinations of H1s orbitals for a hypothetical linear H4 molecule.

  Which buffer component must be added and what quantity

A buffer solution is prepared by dissolving 1.50g each of benzioc acid C6H5CO2H and sodium benzoate NaC6H5CO2 in 150.0mL of solution.

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