User Account

All Pages

Conditions fit for size-exclusion requirements explain why

Assignment Help Chemistry
Reference no: EM13552740

On size-exclusion chromatogram you have three peaks (2.9, 3.5, and 4.8 min). Column dead volume is 12 mL, and flow rate 4 ml/min. Are your separation conditions fit for size-exclusion requirements? Explain why.

Reference no: EM13552740

Questions Cloud

Estimates of the force on each : Fill two rubber balloons with air. Suspend both of them from the same point and let them hang down on strings of equal length. Make order-of-magnitude estimates of the force on each
What is the symbol that correspond with it : A reaction is carried out at 20 degree celcius what is the symbol that correspond with it?
What is the pressure in atmospheres of 25.0g : What is the pressure in atmospheres of 25.0g of NH3 gas in a 3.00L container at 25.0oC ?
H2(g) + cl2(g) ? 2hcl(g) : H2(g) + Cl2(g) ? 2HCl(g)
Conditions fit for size-exclusion requirements explain why : On size-exclusion chromatogram you have three peaks (2.9, 3.5, and 4.8 min). Column dead volume is 12 mL, and flow rate 4 ml/min. Are your separation conditions fit for size-exclusion requirements? Explain why.
Evaluate the power output of the source : The sound intensity level of a certain sound source is measured by two listeners located at different positions along a line from the source. What is the power output of the source
How does the shareholders wealth change : How does the shareholders wealth change and outstanding equity are entitled to purchase one additional share of the new issue.
Find the gauge pressure at the oil-water interface : A vertical tube 1.9 cm in diameter and open at the top contains 7.6 g of oil (density 0.82 g/cm^3 floating on 7.6g of water. Find the gauge pressure at the oil-water interface
How much will be in the account at the end of the first year : What amount may you withdraw annually starting today based on a life expectancy of 20 years? How much will be in the account at the end of the first year?

Reviews

Write a Review

Chemistry Questions & Answers

  Find the volume at stp

969 ml of gas was collected at 64 degrees celcius and a pressure of 723 mm Hg. Find the volume at STP.

  Explain what will happen it the temperature is increased

For each of the following combinations of (delta H) ?H° and (delta S ) ?S° for the reaction at 25 ° C, describe whether or not the reaction will be spontaneous at 25 ° C and what will happen it the temperature is increased. Explain your descriptio..

  De-broglie equation in electromagnetic specra

Uses of de-Broglie equation in electromagnetic specra - Find the mass of oxygen and decomposed potassium chlorate along with the pressure in the glass bulb.

  Determine the activation energy for this reaction"

A reaction is followed and found to have a rate constant of 3.36 x 10^4 M-1S-1 at 344 K and a rate constant of 7.69 M-1s-1 at 219K. Determine the activation energy for this reaction"

  Explain a gas when treated with aqueous acetic acid

Which of the following compounds is quite insoluble in water, but would liberate a gas when treated with aqueous acetic acid

  How many moles of cn- ions will be contained

A 270 mL stock solution contains 0.9 M Ca(CN)2. When 103 mL of the stock solution is diluted to 130 mL, how many moles of CN- ions will be contained in the dilute solution?

  State what is the molar mass of the unknown solution

What is the molar mass of the unknown solution containing 1.01 g of unknown in 17.74 g biphenyle froze at 42 degrees C. Pure biphenyl freezes at 71.0C

  Evaluate the resolution between these compounds

Two peaks on chromatogram have k1= 3.1 and k2= 4.9. Column efficiency is 2000 theoretical plates, void volume is 1mL. calculate the resolution between these compounds.

  Explain quantity of energy is required to melt a tray of ice

The heat energy required to melt 1.00 g of ice at 0 degrees C is 333J. If one ice cube has a mass of 62.0 g, and a tray contains 16 ice cubes, what quantity of energy is required to melt a tray of ice cubes to form liquid water at 0 degrees C

  Write the expression needed to convert the volume of the

an 85.0-ml aqueous solution contains 7.54 g iron ii chloride fecl2calculate molarity of the solution.what is the mass

  Depict the major monoalkylation products

Draw the major monoalkylation product(s) you would expect to obtain from reaction of benzoic acid with chloromethane and AlCl3. If there is more than one product draw all in the same window.

  What is the solubility

The solubility of a gas in water is 0.22 g/L at 20 kPa of pressure. What is the solubility when the pressure is increased to 115 kPa

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!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd