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What shell do I take/add electrons from when I do electron configurations for transition metal anions and cations??? Is there any time when doing an electron configuration for positive or negative transition metal ions where the electrons will be taken out of the s orbital before the d orbital is empty?
NH3 is a weak base (Kb = 1.8 × 10-5) and so the salt NH4Cl acts as a weak acid. What is the pH of a solution that is 0.049 M in NH4Cl
Calculate the pH of the solution that results when 40.0 mL of 0.100 M NH3 is mixed with 20.0 mL of 0.250 M HCl solution.
Show the Newman projection of chair-cyclohexane. From this structure, why is this the lowest energy-conformation
a 105.5 mg sample of a white substance is suspected to be cocaine c17h21no4. the substance formed 279.3 mg of co2 and
Explain how mass effects act to lower the carbonyl frequency, as well as how inductive and hyperconjugation effects act to raise the carbonyl frequency of aldehydes relative to ketones.
2,3-dimethyl-2,3-butanediol upon heating in aqueous acid, rearranges to form 3,3-dimethyl-2-butanone. Suggest a mechanism for this
If a sample containing 2.01 mL of nitroglycerine (density = 1.592 g/mL) is detonated, how many total moles of gas are produced?
The combined flow to the two tanks is .1 m^3/s. the depth of each tank is 2 m and each has a detention time of 4 h. what is the surface area of each tank and what is the overflow rate of each tank in m^3/d*m^2?
exactly one mole of nitrogen gas confined within a cylinder by a piston is heated from 0degc to 873degc at 1.00 atm.a
Compute the amount of work done by the gas if all three weights were removed simultaneously during an isothermal expansion
Given the following equilibrium constant at 25 C, calculate the equilibrium constant for the unknown reaction below.
An astrophysicist working at an observatory is interested in finding clouds of hydrogen in the galaxy. Usually hydrogen is detected by looking for the Balmer series of spectral lines in the visible spectrum. Unfortunately, the instrument that dete..
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