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At 700 K, the equilibrium constant, Kc, for the reaction H2 + I2 2 HI is 49.0. How many moles of H2 would have to be added to 1.00 mole of I2 in a 10.0-L flask to get a 90.0% yield
They will dilute the 0.5 M solution to obtain 100 mL of 0.15M solution and dilute the 0.5m solution to obtain 10,000 ppm per mass. What is the molarity, molality, mass fraction and mole fraction
Determine the formation constant, Kf, of AC5. Kf=? The solubility of AB(s) in a 1.000-M solution of C(aq) is found to be 0.152 M. What is the Ksp of AB? Ksp=?
Cyclopropane is made up of 85.7% C and 14.3% H. What is the molecular formula of cyclopropane? And what is it chemical formula?
from the IR, 1H NMR spectrum and uv values decide what functional groups are present in the compound and deduce any other structural information you can, such as existance of conjugation in the carbonyl compound.
How many grams of thallium may be formed by the passage of 57.5 amps for 1.34 hours through an electrolytic cell that contains a molten
A 5.00 L flask at 279 K contains a mixture of He and O2 with a total pressure of 1.00 atm. If the mole fraction of O2 is 0.40, what is the mass fraction of O2?
What is the molar mass of the gas in a glass bulb with a volume of 2.50 L at a temperature of 22 degrees C and a pressure of 110 mm Hg. The gas weighed 505 mg.
Describe the intermolecular force that must be overcome in converting the following from a liquid to a gas.
What is the percent recovery of caffeine from tea leaves in the procedure here? Compare the amount of caffeine isolated to the mass of the tea leaves.
a weather ballon filled with helium has a volume of 1.0*10^-4L at 1.00 atm and 30.0C. it ascends to an altitude at which the pressure is only 0.60 atm and the temperature is -20.0C. what is the volume of the ballon at the higher altituda.
Calculate the rpoportion of I2 (iodine) molecules in their ground state, first excited stated
when 0.800 grams of NaOH is dissolved in 100.0 grams of water, the temperature of the solution increases from 25.00 degree to 27.06 degree .
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