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Question- Beryllium fluoride (BeF3) is a "flat" molecule with the beryllium atom at its center. Sketch the molecule, showing the hybrid orbitals and the fluroide atoms. What hybrid orbitals would you expect to be present in BeF3?
Illustrate structures to prove your interpretation.
What is the mole fraction of the methane in the vessel?
Suggest a reason why the cyclic intermediate in the formation of methyl-e-4-methoxycinnamte from p-anisaldehyde, might have two important groups in a trans relationship
a sample of water contaminated with radionuclides showed an activity of 12436 counts per second at time of sampling and
What is the pH of a sodium formate solution prepared by adding 0.680 grams of sodium formate to 100.0 mL of water at 25.0 degree C? Ka of formic acid at 25.0degree C is 1.8*10-4.
Calculate the energy of an ultraviolet photon of wavelength 106nm and that of an infrared photon with a wavelength
At 80 °C the vapor pressures of pure liquids X, Y, and Z are 385, 190, and 66 mm Hg, respectively. What pressure must be exerted on the surface of a solution
Some wastewater has a BOD5 of 150 mg/L at 20 degrees Centigrade. The reaction rate k at that temperature has been determined to be 0.23/day.
A sample of oxygen gas has a volume of 131 L at 25°C and a pressure of 0.982 atm. Calculate the volume of this oxygen sample at STP.
vinegar is a 5.0% solution by weight of acetic acid (CH3CO2H)in water. given that the ph for acetic acid is 2.41, the ka=1.8X10-5 and assuming the density of vinegar to be 1.00g/cm3, what is the percent dissociation for acetic acid in vinegar?
Consider the mechanism of a reaction betwwen trans-stilbene and bromine. What isomer do you expect to be the reaction product? Explain your answer. Does the outcome of the experiment support your analysis?
How would I build a molecule of C(CH3)3Br ? I am using a software called Webmo and MOPAC. Whenever I build a molecule, it would always end up like this C4H9Br?
A current of 5.64 A is pass through a Ni(NO3)2 solution. How long (in hours) would this current have to be applied to plate out 8.80 g of nickel
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