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Sketch all structural isomers of C4H2 which contain C-rings. Although none of these ring-structure isomers are stable do to extreme "ring strain", which do you expect to show the most "ring strain"? Why?
What is the wavelength (in nanometers) associated with a photon which has an energy content of 4.86E-24 kJ
A tap water sample is to be analyzed for nickel at the ppm level, which method would yield accurate results with the least amount of sample preparation?
a tank with a volume of 1.00M3 is filled with air at 0 degrees to 20 times its atmospheric pressure. How much volume will occupy at 1 atom and room temp?
3I2(s) + 2P(s) → 2PI3(s) What is the percent yield of the reaction if 28.3 g of phosphorus triiodide PI3 is obtained when 68.0 g of I2 and 68.0 g of P are mixed and allowed to react.
A 5.0×101 sample of water absorbs 355 of heat.If the water was initially at 25.9, what is its final temperature.
What is the number of moles of atoms of oxygen contained in 49 grams of sulfuric acid, H2SO4?
Copper metal is dipped into a 0.01M silver nitrate solution. Calculate the concentration of silver ions in the final equilibrium solution.
At room temp, triphenylaluminum is a dimer while triphenyl boron is a monomer.
when burned in oxygen, yielded a mixture of CO2 and SO2 in which the number of moles of CO2 was one-half the number of moles of the SO2. How many grams of C contained in the mixture?
Ammonia gas at 223°C and 90. atm flows into a reactor at a rate of 550. L/min. Carbon dioxide at 223°C and 47 atm flows into the reactor at a rate of 600. L/min. What mass of urea is produced per minute by this reaction assuming 100% yield?
Which of the following pairs of atomic orbitals on adjacent nuclei can overlap to form a sigma bond? Consider the x-axis as the internuclear axis
A major source of iron is from the mineral magnetite which is 72.4% iron by mass. If magnetite has a density of 5.20 g/cm3, how many cubic meters
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