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What things might I do with respect to HPLC to increase resolution (peak separation)? What disadvantages are there to each of these modifications?
which of the following indicators would be most suitable for the titration of acetic acid (pKa=4.74) with NaOh?
As part of a soil analysis on a plot of land, you want to determine the ammonium content using gravimetric analysis with sodium tetraphenylborate, Na B(C6H5)4-. Unfortunately, the amount of potassium, which also precipitates with sodium tetrapheny..
On the gas chromatography graph, 3 peaks will result along with the fourth peak being the starting material, which is suppose to be a small peak. What factors could contribute to the starting material peak to be very large
Predict what will happen and check your predictions. Change the styling so that instead of the color changing the link becomes bold when you hover over it. (You need to use the font-weight property.) Why does the white background extend to the end..
Does FADH2 have a thermodynamic tendency to reduce coenzyme Q at pH 7. Explain why.
Sodium oxalate, Na2C2O4, in solution is oxidized to CO2 by MnO4- which is reduced to Mn2+. A 50.1 volume of a solution of MnO4- is required to titrate a 0.339 g sample of sodium oxalate.
A 4.20L sample of neon gas at 15 degrees C is at a pressure of 790mmHg. If the gas is compressed to 1.50L and the temperature of the gas is raised to 195 degrees C, what will the new pressure be
describe the coordination geometry e.g. octahedral for each metal ion and the mxnlm formula for deoxy and oxy form of
What is the relationship between atomic radius and ionization energy.
How many grams of chromium would be electroplated by passing a constant current of 5.2 amperes through a solution containing chromium(III) sulfate for 45.0 minutes.
How much ice in grams would have to melt to lower the temperature of 358 g of water from 40 degrees to 0 degrees? (Assume that the density of water is 1.0 (g/ml)
write an individual balanced equation for the dissolving of each salt in solution, including phase labels B) what was the concentration in molarity if each ion in solution, Mg 2+, Na+, Cl-?
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