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Name the stereoisomers formed by oxidation of (S)-4-methylcyclohexene with osmium tetroxide.
Also calculate the pressure in atmospheres using the van der Waals equation. For N2, a=1.35 (L^2?atm)/mol^2, and b=0.0387 L/mol.
During photosynthesis chlorophyll a absorbs light of 440 nm and emits light of 670 nm.
The average per month of energy use is 879 kWh (kilowatt) of electricity. If the price of one kWh is $0.0668 how much money will spend on electricity for one year?
A 50.00-mL sample of aqueous Ca(OH)2 requires 34.66 ml of a 0.966 M nitric acid for neutralization. Calculte the concentration (molarity) of the original solution of calcium hydroxide
If the amount of Hg in an industrial-waste pond is 0.39 micrograms (ug)/mL, how much Hg is present in (kg) if the pond has a surface area (m^2) and an average depth of 35 ft?
What mass of barium sulfate is produced when 100.0 mL of a 0.100 M solution of barium chloride is mixed with 100.0 mL of a 0.100 M solution of iron(III) sulfate.
The statements in the following multiple choices deal with various aspects of the relationship between vapor pressure and intermolecular forces. Choose the statement which is true.
Write the balanced equation for the complete combustion of each of the following compounds
Neon crystalizes in a face-centered cubic lattice. It's density is 1.45 g/cm3. What is the edge length of the unit cell? Note: The atomic weight of Ne is 20.2 g/mol, and Na is 6.02 x 10^23/mol
A helium-filled balloon has a volume of 2.63 L at 28 ? C. The volume of the balloon decreases to 2.36 L after it is placed outside on a cold day.
How much heat energy would be needed to raise the temperature of a 15.0 g sample of iron (C = 0.448 J/goC) from 22.0 oC to 100.0 oC?
A 2.32-L vessel contains 4.49 g of a gas at 1.08 atm and 26.9°C. What is the density of the gas in g/L?
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