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If you wish to further purify this liquid after column chromatography, what techniques could you use? What would the limitation of carrying out this technique be?
Substance A has a greater molar mass than substance B. Both are nonelectrolytes. if 50 g of substance A are dissolved in 250 g of water in one beaker
draw the newman projection of butane along the C2-C3 bond where the dihedral angle between the two methyl groups is 60
when 9.6 grams of nabr are dissolved in enough water to create a 165-gram solution what is the solutions concentration
how much heat in kj would be required to vaporize 1.00 l of diethyl ether c4h10o density is 0.714gml at 298 k if the
Describe how this observation is consistent with the law of conservation of charge.
The specific heat capacity of the solution produced was 4.20J/g*Celcius, and final temp reached was 34.91 degrees c. How much heat was produced by the dissolution
Freshly cut garlic contains allicin, a compound responsible for the true garlic odor. Propose a short synthesis of allicin, starting with 3-chloropropene.
why is an acetyl group added to aniline making acetanilide and then removed to regenerate the amine group in
in the presence of nitric acid uo2 undergoes a redox process. it is converted to uo2 and nitric oxideno gas is produced
The volume of 0.100 mol of helium gas at 27 degree Celsius is increased isothermally from 2.00 L to 5.00 L. Assuming the gas to be ideal, calculate the entropy change for the process.
what will be the equilibrium concentration of CO.
you dissolve 15.0g of sucrose C12H22O11 in a cup of water (225g) what is the freezing point of solution (kf of water is -1.86).
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