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1) Identify the compound with the highest wavelength in an UV spectrum. a. benzene b. phenol c. phenolate ion d. aniline e. anilinium ion 2) An Increase in conjugation is correlated with_____ in the energy of the LUMO, _____ in the energy of the HOMO, and ____ in lmax. a. a decrease, an increase, a decrease b. a decrease, an increase, an increase c.an increase, a decrease, a decrease d. an increase, a decrease, an increase e. an increase, an increase, a decrease
What pressure of O2 would be required to have a solution of 1.5X10^-3g of O2 in 250g of H2O at 298K?
The mass of an average blueberry is 0.76g and the mass of an automobile is kg. Find the number of automobiles whose total mass is the same as 1.0mol blueberries.
initially a 1.0 l container is filled with 2.0 mol of no2. as the system approaches equilibrium what happens to the
at t0 butadiene was introduced into an empty vessel at 326 degree celsius and the gas phase dimerization reaction was
What is the theoretical yield and percent yield for this reaction under the given conditions?
it has been determined that the body can generate 5500 kj of energy during one hour of strenuous exercise. perspiration
Silicon Carbide is a hard substance used as an abrasive. it is prepared by heating SiO2 and carbon at high temperatures SiO2 + 3C = SiC + 2 CO determine the limiting and excess reactant.
Most organic polymers are named based on the monomers used in their production. However, poly(vinyl alcohol) (PVA) is not made from vinyl alcohol,
a) How many moles of water form when 5.00L of propane gas completely reacts? b) How many grams of CO2 are produced from 18.5 g of oxygen gas and excess propane? c) How many grams of H2O can be produced from the reaction of 8.50*10^22 molecules of ..
Chlorine will spontaneously react with iodide to produce chloride and iodine.
Calculate the heat capacity of methanol (methyl alcohol) at 40°C. 2.6kg of methanol at 15 C enter an evaporator. They exit as vapour at the boiling point.
How do you think the use of quantitative methods related to these advantages and disadvantages? 2. How do forecast practitioners rank various forecasting models applied to any given problem? Which technique is used most often in practice and why?
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