Calculate the number of theoretical plates needed
Two compounds with partition coefficients of 15 and 18 are to beseparated on a column with Vm/Vs = 3.0 andtm=1 min. calculate the number of theoretical plates needed to produce a resolution of 1.5.
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Suppose 550 g of aluminum which has been heated to 150 C is added to 100 g of water which is at a temperature of 25 C. What is the equilibrium temperature for this mixture?
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An infinitely sharp zone of solute is placed at the center of acolumn at time t = 0. After diffusion for time t1, the standard deviation of the Gaussian band is 1.0mm
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A gas evolved during the fermentation of sugarwas collected. After purification its volume was found to be25.0 L at 22.5°C and 702 mmHg. How many grams of gas were collected?
A solid sphere of radius a=10cm is concentric with a spherical conducting shell of inner radius b=20cm and outer radius c=24cm. The sphere has a net uniform charge q1=+10μC; and conducting shell has a net charge q2=-10μC. Please calculate th
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