How the caffeine is soluble in ethyl acetate
Explain in detail. The Caffeine is soluble in ethyl acetate. Do you think that the purity of your product could be checked by TLC using ethyl acetate as an elution solvent?
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Suppose that all heat is transferred from the fuel to the boiler and that all the work completed in spinning the turbine is converted into electrical energy.
Determine the weight of the water required to steam distill 500 mg of bromobenzene at the 95 degree centigrade if the vapor pressure of water at this temperature is 640 torr; that of bromobenzene is 120 torr.
Therefore that she can see the choir, a flat mirror 0.600 m wide is mounted on the south wall, straight in front of the organist. At what width of the north wall can she see?
Provide the list several m advantages and disadvantages of steam distillation as a method of purification. Discuss why the distillate collected from the steam distillation of cinnamon is cloudy?
Determine the girl's velocity vGI relative to the ice surface? (Use the given as required: vGP, mG, and mP. Point out the direction with the sign of your answer. Assume that the positive direction be in the direction which the girl walks.)
Discuss how the solid-vapor equilibrium operates in this instance. To color spots on TLC plates for easier visualization after elution with solvent, the plates can be "developed" in a sealed chamber containing solid iodine.
The two parallel wires carrying equivalent currents of 6.0 A attract one other having a force of 0.003 N. Determine the magnitude of the force of attraction when both currents are two times?
Determine the numbers of peaks would you expect to find in the NMR spectrum of caffeine and explain what characteristic absorption bonds would you expect to find out in the infrared spectrum of caffeine?
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