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An open tubular chromatography column is 31.8 m long and has an inner diameter of 0.528 mm. The inside wall is coated with a layer of stationary phase 3.2 ?m thick. Unretained solute passes through the column in 2.23 min, while a certain solute has a retention time of 19.56 min.
(a) What are the linear and volume flow rates?(b) What is the capacity factor, k\', and the partition coefficient, Cs/Cm, for this solute?(c) What fraction of time did the solute spend in the stationary phase?
I am trying to understand the effects of leachate from landfills and its effects on groundwater, and since I am in environmental health- its effects on the human health.
Calculate the % atom economy for the following two methods for converting benzene, C6H6, to aniline, C6H5NH2. Method 1: C6H6 + (CH3)3SiN3 + 2 F3CSO3H + NaOH
Write a chemical equation for the formation of methionyl glycine from the constituent amino acids.
What is the maximum amount of iron(III) oxide that can be formed. What is the FORMULA for the limiting reagent.
The sample requires 48.24 mL of 0.08893 mol/L Na2S2O3 to reach the equivalence point. Assuming that the AU3+ and Li+ ions are unreactive during the titration, determine the mass percent of LiCLO in the sample.
Solid aluminum reacts with chlorine gas to produce solid aluminum chloride. If 2.70 grams of aluminum and 4.05 grams of chlorine gas were mixed, what maximum mass of aluminum chloride could be produced?
If replacing magnesium with an equal weight of sodium, how would the enthalpy of the reaction changed?
Calculating new pH, a). How many mL of each of 0.10M lactic acid solution and 0.10M NaOH solution are needed to make 800mL of a buffer of pH 3.50?
What is the gauge pressure of the gas in this mercury manometer
For the following please provide the # of bonding domains, # of nonbonding domains, polarity, intermolecular attractive forces, and which IMAF is the most important.
A solution is prepared by dissolving 0.18 moles of acetic acid and 0.18 moles of ammonium chloride in enough water to make 1.0 L of solution. Find the concentration of ammonia in the solution.
why is significant serum (in the blood stream) chlorestrol reduction so difficult, and why do most of the drugs designed to reduce
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