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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.
can a reaction consist of both a single step bimolecular reaction and a unimolecular decompostion
How many grams of CaCO3 are produced when you react 55.2 mL of 0.150 M Ca(NO3)2 with 0.655 grams of Na2Co3?
Constant external pressure of3.00 atm, followed by2) against a constant external pressure of 2.00 atm. Calculate q and w. (101.33 J = 1 L atm)
how many grams of oxygen gas are requirednbsp if it is desired to inflate a baggie withnbsp 842 milliliters volume by
The following reaction was carried out in a 2.50L reaction vessel at 1100 K: C(s)+H2O(g)?CO(g)+H2(g) If during the course of the reaction, the vessel is found to contain 5.25mol of C
What are the odds of finding a particle in a one dimensional box between 0 and L/2, that is L is the length of the box. Assume that the particle is in the second to lowest energy level (n = 2).
Calculate the frequency of the light emitted when an electron in a hydrogen atom makes each of the following transitions.
The resulting equilibrium solution has a pH of 10.56. What is the Ksp of the salt at 22 °C?
a cylinder measuring wide and high is filled with gas and the piston pushed down with a steady force. calculate the
calculate the molar mass of naphthalene, the organic compound in "mothballs," if a solution prepared by dissolving 5.00g of naphthalene in exactly 100g of benzene has a freezing point 2.00 degrees celcius below that of pure benzene.
Calculate the mass of ferrous ammonium sulfate you would need to add to a 5.00 mL volumetric flask to make a solution
When 4.70 g of a nonelectrolyte solute is dissolved in 915 mL of water at 21 degrees C, resulting solution exerts an osmotic pressure of 839 torr. What is the molar concentration of the solution?
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