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Consider methyl cyanide, H3CCN. a.) Draw the best possible Lewis structure of methyl cyanide. b.) Predict the geometry and hybridization of each carbon atom. c.) Describe the bonding in this molecule in terms of sigma and/or pi bonds and the orbitals involved in bond formations.
Calculate the enthalpy change for converting 1.00 mol of ice at -50.0°C to water at 70.0°C in kJ. The specific heats of ice, water, and steam are 2.09 J/g-K, 4.18 J/g-K, and 1.84 J/g-K, respectively. For H2O , Hfus = 6.01 kJ/mol, and Hvap = 40.67..
What time will it take 10.0 mL of Chlorine gas to effuse through a porous barrier when it has been noticed that 76.3 min are needed for 10.0 mL of Hydrochloric acid gas to effuse through the same barrier.
Consider an ideal gas with a volume of V1. To what volume would you need to compress the gas to double its pressure?
what is the molarity of acetic acid in vinegar when 19.9 mL of NaOH neutralized vinegar and the molarity of NaOH is 0.2175?
A sample of N2 (g) occupies a volume of 42.0 mL under the existing barometric pressure. Increasing the pressure by 85 mmHg reduces the volume to 37.7 mL. What is the prevailing barometric pressure in mmHg
63.0 mL of a 1.20 M solution is diluted to a volume of 208 mL. A 104-mL portion of that solution is diluted using 157 mL of water. What is the final concentration.
A 2.50-L container is filled with 187 g argon. If the pressure is 10.0 atm, what is the temperature?
A colorless liquid A (C3H6O) was soluble in water and ether, and had a boiling point of 94-96 degrees C. it decolorized a Br2-CH2Cl2 solution and gave a positive ceric nitrate test, Treatment of Compound A with ozone, followed by hydrolysis in the ..
What volumes of .200 M HCOOH and 2.00 M NaOH would make 300 mL of a buffer with the pH of one made from 475 mL of .200 M benzoic acid and 25 mL of 2.00 M NaOH?
Many homeowners treat their lawns with CaCO3(s) to reduce the acidity of the soil. Write a net ionic equation for the reaction of CaCO3(s) With a strong acid.
A student dissolves 27.2 g of aniline, C6H7N in 120 mL of water. At what temperature will the solution freeze
Calculate the percent dissociation of the acid to 3 significant figures. % ============= 2. The pH of a 4.28×10-3 M solution of a weak base that will accept only one proton is 7.17. Calculate the percent dissociation of the base to 3 significant f..
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