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In the "free electron molecular orbital" (FEMO) theory, the electrons in a conjugated molecule are treated as independent particles in a box of length L. Predict the minimum excitation energy in butadiene.
The tetraene CH2=CHCH=CHCH=CHCH=CH2 can be treated as a box of length 8R, where R=140pm. Calculate the minimum excitation energy of the molecule.
Determine the number of bonding electrons and the number of nonbonding electrons in the structure of BeF_2 please Enter the number of bonding electrons followed by the number of nonbonding electrons
what pressure of O2 in a 500ml container at 30C is necessary for a reaction with 1.00g of H2 to produce H2O?
When 5.25 g of sodium oxalate is reacted with 5.25 g of calcium chloride, how many grams of sodium chloride and calcium oxalate are formed?
Consider 1.70 mol of carbon monoxide and 3.00 mol of chlorine sealed in a 3.00 L container at 476 oC. The equilibrium constant, Kc, is 2.50 (in M-1) for CO(g) + Cl2(g) = COCl2(g), Calculate the equilibrium molar concentration of CO.
Calculate the pH of each of the following solutions. (a) 0.115 M HONH2 (Kb = 1.1 10-8)
Construct quantum mechanical operators for the following observable: (1) the inverse separation 1/x
a flask contains 30mL of 0.16 M phosphate buffer that has a pH of 7.1. what volume of 0.06M NaOH should be added to increase
A certain radiation has a wavelength of 474 nm. What is the energy, in joules, of (a) one photon
Draw the major organic product from reaction of 1-butyne with BH3 in THF, then H2O2, OH-. If no reaction occurs, writE ethane, CH3CH3.
what is steam distillation and why is it a preferred technique to purify high boiling liquids that are water-insoluble
Key by key on calculator how would I solve for x in 0.2=(0.5)^(x/14.2)? -Original question that brought me to that point-"The half-reaction of 32P is 14.2 days
What is the pressure of the gas in this mercury manometer if h = 73 mm and atmospheric pressure
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