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Compute the average kinetic and potential energies of an electronic the ground state of a hydrogen atom.
Limonene (MW 136) is a pleasant-smelling liquid found in lemon and orange peels. The bp of limonene is 175ºC, but it co-distills with water at 97.5ºC. If the vapor pressure of water at 97.5ºC is 690 mm Hg, what percentage of steam-distillate is li..
A polypeptide is completely hydrolyzed, then reacted with PITC, followed by amino acid chromatography. What information is obtained
Calculate the energy needed to raise the temperature of 180.0 g of water from 10.0 degrees Celsius to 40.0 degree Celsius. The molar heat capacity for water is 75.3 J/K mol.
A first order reaction has a rate constant of 0.342 sec-^1 at 29.5 degrees C. If the activation energy is 69 kJ, calculate the temperature in degrees C at which the rate constant is 0.428 sec^-1.
C7H6O3 + CH3OH --> C8H8O3 + H2O In an experiment 1.50 g of salicylic acid (C7H6O3) is reacted with 11.20 g of methanol (CH3OH).
Ammonia is both a donor and an acceptor of hydrogen in hydrogen-bond formation. Draw a diagram showing the hydrogen bonding of an ammonia molecule with two other ammonia molecules.
What is the concentrations of Ni^2+ when the cell potential falls to 0.45 V? What is the concentration of Zn^2+ when the cell potential falls to 0.45V
A certain reaction has an activation energy of 27.03 kJ/mol. At what Kelvin temperature will the reaction proceed 3.00 times faster
Compute the partial pressure of Ar(g) that is needed to achieve this. You may assume that delta(vap)H for water is independent of temperature and pressure
Describe the effects of a catalyst on a reaction; (what is changed what is not), include a rough sketch showing the reaction profile for an uncatalyzed reaction and a catalyzed reaction
Write equations to show the products that form I the reactions of cyclohexene with potassium permanganate and bromine.
the henrys law constant for n2 in water at 25 degrees celsium is 8.4 10-7 mol l-1 mmhg-1.calculate the solubility of
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