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Choose the solvent below that would show the greatest boiling point elevation when used to make a .10 m nonelectrolyte solutiona)CCl4, Kb=29.9 degree C/mb)C6H6,Kb=5.12 degree C/m
Using 1-butanol as the only organic starting material, write out a series of reactions that will produce this molecule:
The molecular weight of the protein is 3.4e4 grams per mole. What is the molar concentration of the protein?
you have a 30.0 L cylinder of helium at a pressure of 132 atm and a temperature of 24 degrees Celsius. the He is used to fill balloons to a volume of 3.00 L at 1.07 atm and 29 degrees Celsius.
What would be the resulting molarity of a solution made by dissolving 21.9 grams of KCl in enough water to make an 869-milliliter solution?
the R enantiomer and 19.0% of the S enantiomer, what is the enantiomeric excess of the mixture?
The combustion of one mole of propane, C3H8 (Molar mass 44 g mol-1) releases 2230 kJ. How much heat is released by 6.60 g of propane?
Why do you wash the ether layer with sodium carbonate? 4. Why is this experiment more expensive than the Fisher esterfication process? When is this method perferred?
Calcium hydroxide and sulfuric acid can react to produce calcium bisulfate and water. When 0.0720 mol of sulfuric acid are reacted with 0.0240 mol of calcium hydroxide, how much calcium bisulfate, Ca(HSO4)2, will be produced?
what wind flow rate entering the canyon would produce a pollutant concentration greater than 0.0025 gmol/ft^3 in the air coming out of the canyon?
a 35.00 mL sample of NaOH solution is titrated to an endpoint of 14.76 mL 0.4122 M HBr solution. What is the molarity pf the NaOH solution?
Calculate the concentration (M) of sodium ions in a solution made by diluting 70.0 mL of a 0.274 M solution of sodium sulfide to a total volume of 400 mL.
The concentration of Mg2+ in seawater is 0.052 M. At what pH will 74% of the Mg2+ be precipitated as the hydroxide salt? [Ksp for Mg(OH)2 = 8.9* 10-12.]
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