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What is the most important extra step that has to be included in the first approach technique for assigning electrons in a heteronuclear diatomic molecule?
A) Account for the effect of anti-bonding electron orbitals.
B) Account for any hybridization effects.
C) Account for the orbital energy differences between the two atoms.
D) Account for the electronegativity (and orbital energy) differences between the two atoms.
What is the wavelength of a light ray if its frequency is 4.64 x 1014 s-1? answer in units of nanometers (nm).
if the tank is heated, what is the maximum pressure that will be attained in the tank before the plug will melt and release gas?
if 100L of hydrogen gas at 20 atm and 259 k reacts with excess nitrogen,how many liters of NH3 at 500 k and 1 atm will form
How much will the reaction speed increase if the concentration of NO is increased from exactly 0.35 moles/liter to exactly 1.51 moles/liter while the concentration of oxygen
The solubility of MX in a solution buffered to pH=2.00 is only 3.17 x 10^-8M. It turns out that HX is a weak acid. (Ka= 1.00 x 10^-15M)
A 15.00 mL sample of unknown concentration of sulfuric acid is precititated with excess lead(II) nitrate and a precipitate of lead(II) sulfate is collected.
A unit of heat energy that was formerly used frequently was the calorie (cal). Calculate the calorimeter constant for the coffee-cup calorimeter in terms of cal/g degrees C.
Explain your reasoning for each by writing a balanced net ionic equation to describe its behavior in water.
Synthesis of a Liquid Crystal, experiment in which added 500 mg of cholesterol to 1.5 mL of dry pyridine. Then added 1.7 mmol of benzoyl chloride and heated the mixture.
What is the significance of high pressure used in HPLC?
What might you conclude about the structures of these 3 (X,Y,Z)compounds?
what is the maximum mass of CO2 that can be produced from the combustion of .377g C2H5OH
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