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Predict whether each of the following molecules is polar or nonpolar: (a) CCl4 (b)NH3 (C)SF4 (d) XeF4 (e) CH3Br (f) GaH3
Calculate the equilibrium pressure of NO if 2.00 atm and 1.00 atm of O2 are initially placed in a 1.0L container at 440K and the final total pressure in the container
For the analyte with pka= 5.6 and 60/40 acetonitrile/water eluent composition what should be the pH of an aqueous portion of the mobile phase to ensure complete ionization
what we observed that 1.00 mole Hydrogen, 1.00 mol Iodine and 1.00 mole hydrogen iodide are introduced into a container of capacity 1.00-L. compute the concentrations of each species if equilibrium is reached?
List the individual steps used in constructing a Born - Haber cycle for the formation of barium iodide (BaI2) from the elements. Which of the steps would you expect to be exothermic
An air sample contains 0.032% CO2 (by mole). If the total pressure is 758mm Hg, what is the partial pressure of CO2
A sample consisting of a 2.5 mol of a perfect gas at 220 K and 202.6 kPa is compressed reversibly and adiabatically unitil the temperature reaches 225 K.
What is the energy per photon of the lowest frequency of electromagnetic radiation that can be used to observe a gold atom with a diameter of 280 picometers.
Which ions were present in the original solution? What are the net ionic equations for each reaction that occured?
I did three trials and my volumes for the sodium thiosulfate were 12.5 ml, 11.1 ml, and 10.2 ml. I am not sure how to get the molarity of the sodium thiosulfate secondary solution for each trial from this information.
What volume of methanol is formed if 3.11×1011 of methane at standard atmospheric pressure and 25 is oxidized to methanol
the two complimentary single strands of DNA shown below can form (at least) three secondary structures upon annealing. Name three of them.
Draw the major organic product formed when bromobenzene reacts with nitric acid in the presence of sulfuric acid
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