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One kind of electromagnetic radiation has a frequency of 107.1 MHz another kind has a wavelength of 2.12 * 10-10 m as well as yet another type of electromagnetic radiation has photons with energy equal to 3.97 * 10-19 J/photon. Identify each kind of electromagnetic radiation as well as place them in order of increasing photon energy and increasing frequency.
Calculate the % atom economy for the following two methods for converting benzene, C6H6, to aniline, C6H5NH2.
With a solution in them connected by a liquid salt bridge junction filled with KNO3. In one solution you have a graphite electrode that is connected with a wire to a copper electrode in the second soution. The soution in contact with the graphite ..
Which substance would you expect to have a higher melting temperature, ethane, made with 2 carbon atoms (two methanes stuck together), or octane with carbon atoms (eight methanes stuck together)?
Draw the structure(s) of all of the alkene isomers, C5H10, that contain a branched chain. Specify E/Z isomerism in your drawings when appropriate.
calculate the number of excess reagent units remaining when 41 C2H4 molecules and 102 O2 molecules react?
If the pressure exerted by ozone in the stratosphere is 3 x 10^-3 and the temperature is 247 , how many ozone molecules are in a liter?
from your understanding of collniative properties how would you design an experiment to measure the freezing point of a
Tungsten has a boy-centered cubic unit cell and an atomic radius of 141 pm. What is the density of solid tungsten.
Draw all the stereoisomers of 2,3-dibromobutane. Which are enantiomers. Which are diastereomers. Are any identical/meso
What is the value of the equilibrium constant K, for a reaction for which changeG degrees is equal to -5.20 kJ at 50 degrees C
Determine the heats of formation or the steric energies of the exo-and endo-anhydride adducts using a molecular mechanics program. What do these energies tell you about the mechanism of the reaction
What is the solubility in pure water of Ba(IO3)2 in moles per liter at 15 ?C? [Ksp (15 ?C) = 2.0 x 10-10]
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