Explain how does one choose a solvent in hplc

Assignment Help Chemistry

Reference no: EM13235138

1a. How can one confirm the identity of a peak in a chromatogram?

1b. How does one choose a solvent in HPLC?

1C. Why are packed columns more efficient than open tubular in liguid chromatography?

1d. What are the qualities of an ideal detector in HPLC?

1e. Why does gradient elution have the capability to be so much more efficient than isocratic elution.?

Reference no: EM13235138

Questions Cloud

Explain what is the concentration of the ag+ : AgCl precipitates first. What is the concentration of the Ag+ remaining in solution when CuCl begins to precipitate? For AgCl, pKsp = 9.74. and for CuCl, pKsp = 6.76.

What security concerns might arise over mobile access : What security concerns might arise over mobile access to private corporate information

Explain dissolving sodium dihydrogen phosphate : an undergraduate researcher in a biology lab produced a buffer solution by dissolving sodium dihydrogen phosphate (Ka = 6.2 × 10-8) and sodium hydrogen phosphate (Ka = 3.6 × 10-13) together in an aqueous solution. What mole ratio of Na2HPO4/NaH2PO..

Design program asks user enter the number packages purchased : Design a program that asks the user to enter the number of packages purchased.

Explain how does one choose a solvent in hplc : How can one confirm the identity of a peak in a chromatogram. How does one choose a solvent in HPLC

State what mass of solid sodium hypochlorite : What mass of solid sodium hypochlorite (molar mass = 74.44 g/mol) should be added to 1.0 L of 0.255M hypochlorous acid to make a buffer with a pH of 7.54? (Ka of HClO = 3.8 x 10-8)

Find where nash argues for an optimal equilibrium : Watch the movie "A Beautiful Mind". Pay attention to the scene where Nash argues for an optimal equilibrium (the bar scene). Would you say that his "equilibrium" constitutes Nash equilibrium Explain.

Explain how much lead is plated out of the solution : A current of 5.64 A is pass through a Ni(NO3)2 solution. How long (in hours) would this current have to be applied to plate out 8.80 g of nickel

What is the effect on domestic output-exports and imports : Assume a country is in a flexible exchange rate regime. Now suppose that the world interest rate falls. Discuss what the policy makers must do to maintain the pegged exchange rate. What is the effect on domestic output, exports, and imports.

User Account

All Pages