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Can someone write out and solve the Huckel MO approximation for the treatment of the pi electrons in ethane?
Describe an example of the how the structure of DNA or the transfer of genetic information impacted someone's life.
A professional emergency responder should be concerned about the following routes of radiation exposure for a person on scene and a person downtown?
The Ksp for silver cyanide is 1.2x10^-8, the Ksp for zinc cyanide is 8.0x10^-12, and the Ksp for aluminum cyanide is 2.3x10^-21. What is the minimum cyanide concentration needed to precipitate each condition
Calculate the equilibrium compostion when 1.00 mol N2 is mixed with 3.00 mol H2 in a 2.00 L vessel.
Indicate whether each of the following describes the oxidizing agent or the reducing agent in an oxidation-reduction reaction: a)the substance that is reduced. b)the substance that loses electrons.
(a) Draw a diagram of the electrochemical cell, labeling all electrodes and solutions. (b) What is the pH in the Pt | H+ | H2 half-cell. (c) What is the value of the equilibrium constant for the reaction occurring in this cell
Propylene glycol is a non-volatile di-alcohool that is used for de-icing of aircrafts on the ground. What is the minimal volume of propylene glycol that will be required per square meter of aircraft surface to remove a 3mm ice sheet if the tempera..
Provide a structure for the following compound: UV spectrum: ?max = 272 nm (? = 39,500); EI mass spectrum: m/z = 129 (molecular ion and base peak); IR: 2200, 970 cm-1; 1H NMR: ? 5.85 (1H, d, J = 17 Hz); ? 7.35 (1H, d, J = 17 Hz); ? 7.4 (5H, appare..
Write net ionic equations for the reactions that take place when aqueous solutions of the following substances are mixed.
66.0 mL of a 1.60 M solution is diluted to a volume of 288 mL. A 144-mL portion of that solution is diluted using 163 mL of water. What is the final concentration.
Which of the two. Cloud droplets or raindrops are expected to be more effective in scavenging gases from the atmosphere. Explain your reasoning
when a mixture of these two gases are compressed to a smaller volume, which way does the reaction shift to? the reaction is originally at 588 kelvins and has an equilibrium constant of "k"=0.0180
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