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Explain vanderwalls attraction. What way it affects the physical properties of non-polar molecules?
Write a mechanism for the formation of N-(2, 4-dinitrophenyl) aniline via nucleophilic aromatic substitution. Show all resonance forms that stabilize the intermediate in this reaction.
The statements in the following multiple choices deal with the relationship between solute concentration and various colligative properties. Choose the statement which is true.
a piston has an external pressure of 10.0 atm. How much work has been done is the cylinder goes from a volume of 0.180 liters to 0.630 liters
Why is water a reactant in the fermentationof sucrose? Enter the solubility-product expression
At 100oC, the equilibrium constant (Kc) for the reaction COCl2(g) = CO(g) + Cl2(g) has a value of 2.19 x 10-10. Is the following mixture at equilibrium?
equal mass of water and ethylene glycol are mixed. what is the vapor pressure of this mixture at 100.c? the molar
A volume of 1.86 L of H2 is trapped in a nuclear reactor at 870oC and 125 atm. What is the partial pressure (torr) of the H2 after it is released into a container vessel of 2.8 x 104 m3 at 25oC
Predict whether the entropy of the following reactions will be increasing or decreasing. a. Solid sugar is added to water to form a solution. b. Iodine vapor condenses on a cold surface to form crystals.
Soggy french fries drenched in Vinegar, which is a 0.83M solution of acetic acid. If the acetic acid in vinegar is 0.47% dissociated, calculate Ka for acid. What is the pH of this solution
Calculate the pH and the concentration of the other species in a 0.0200-M aqueous solution of C6H5COOH (aq)
Calculate the pH at equivalence point when 40.0 ml of 0.50 M aniline is titrated with 30.0 ml of 0.67 M HBr. For aniline Kb=3.8x10exp-10 thanks answer should be pH=2.85
Calculate the pH at the equivalence point in titrating 0.100M solutions of each of the following with 8.0×10-2 M NaOH.
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