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The specific rotation of (S)-(+)-2-octanol is +89degrees. What is the enatiomeric excess (as a percentage) and of which isomer, for a sample of 2-octanol whose measured specific rotation is +59degrees?
a gas has a volume of 50.0 cm3 at a temperature of -73acircdegc. what volume would the gas occupy at a temperature of
for this reaction answer the following questions cu 2 agno3 -gtcuno32 2 aga.how many grams of copper are required to
If 200 g of water at 20 degrees celcius absorbs 41840 J of energy, what will its final temperature be
Find out the Kb of ammonia if the pH of a buffer formed by mixing 50.0 mL of 1.00 M NH 3 and 50.0 mL of 1.00 M ammonium nitrate?
Sketch a molecular orbital energy level, show the symmetry for each one, and indicate how each orbital is formed from the group orbital of 2H atoms and the atomic orbitals of S atom.
Write the chemical reactions for the steps typically used to isolate titanium metal from titanium dioxide. What is the oxidation number for titanium in each step of the reaction?
Oxygen at 25 degrees C and a pressure of 1000 torr. At STP 1 mol of gas occupies 22.4 L What is the volume in liters of the oxygen gas in the cylinder?
When given the reactants in a reaction and their concertration and the time it takes for the reaction to occur, how do you find the rate expression, the order of reaction for each reactant, and the k constant for the reaction
As a chemist for an agricultural products company, you have just developed a new herbicide,"Herbigon," that you think has the potential to kill weeds effectively
If the extinction coefficient of cobalt (II) ion is 5.0, what would the absorption of the solutioni in 2-a be in a 1.00cm cell
a 120-pound person uses 3 calories per minute walking at a 20 minmile pace. approximately how many miles would a person
Dry air is 78% nitrogen gas, 21% oxygen gas, and 0.9% argon gas. These gases can be separated by distillation after the air is first converted to a liquid. In one of the steps in this process, filtered air is compressed enough to increase the pres..
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