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A closed 5.00 L flask contains 3.00 g of mercury. The system is at room temperature of 25 oC. By how many degrees should we increase the temperature of the flask to increase the mercury vapor pressure by a factor of ten?
a piece of silver 25 g is heated to 100 degrees celsius then dropped into 42.5 g of water with a temperature of 21.7
A casting of an alloy in the form of a disc weighed 50 g. The disc was 0.25 inches thick and had a circular cross section of diameter on 1.380 inches. What is the density of the alloy
relation between the energy of emitted alpha particles and the half-life for the radioactive decay.
Compound Z has a solubility limit of 32.5 g/L in diethyl ether. Compund Z has a solubility limit od 2.5 g/L in water. You are given a 100 mL aqueous solution that contains 200 mL of compund Z. If you do three 33.3 mL extractions of Z using diethyl..
In Horner-Wadsworth-Emmons reaction, a 1,2-disubstituted alkene was produced in which the olefinic protons exhibited at vicinal coupling of 9.0 Hz in the 1H NMR. What is the stoichiometry of the double bond.
compare the ph values in the dilution experiment for each of the acids and bases used to the ph determined for
Draw a line bond formula for acrylonitrile and labe on your drawing the followng: a) Sigma bonds
Create an outline of a procedure to use to create a kinetic plot of concentration vs time for the bleaching of a food dye. The outline must contain no more than 10 steps. Make sure to include the glassware and amounts of solutions you expect to us..
What functional groups are the key players in a condensation polymerization reaction. How so.
The following oxidation/reduction reaction of copper and tin has an equilibrium constant equal to 1.48 at 300 Kelvin. At this temperature the equilibrium concentrations are measured to be [Sn^2+]=0.124 M, [Cu+]=0.148 M and [Sn^4+]=0.176.
Describe the role of biotin in the gluconeogenic pathway. What effect would biotin deficiency have on a person, and how might you overcome or avoid that effect?
Briefly explain why hydrogen atoms in methane are all in equivalent positions? B. Briefly explain why there are no structural isomers of propane (c3h8)
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