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Lewis Structures, Hybrid orbital1. Draw the Lewis structure for OF2 (small 2 at bottom) What are its electron-pair and molecular geometries? decribe the bonding in the molecule in terms of hybrid orbitals.
2. Draw the Lewis structure for C1F 2 + (small s at bottom and small + at top) What are its electron-pair and molecular geometries? decribe the bonding in the molecule in terms of hybrid orbitals.
3.Tell what hybrid orbital set is used by the underlined atom in each of the following molecules or ions.A) B1C3 (small 3 at bottom and the B is underlined)B) NO2 + (small 2 at bottom and small + at top and Ni s underlined)C) HCC13 (small 3 at bottom and the first C is underlined)D) H2CO (small 2 at bottom and the C is underlined)
4. Give the hybrid orbital set used by sulfur in each of the following molecules or ions:A) SO2 (small 2 at bottom)B) SO3 (small 3 at bottom)C) SO3 2- (small 2 at bottom small 2- at top)D) SO4 2- (small 4 at bottom small 2- at top)
What is the probability of populating the first excited vibrational state (n = 1) at 298 K? Does isotopic substitution affect the probability? Would the intensity of absorption peaks be affected by isotopic substitution?
determine How many formula units(formula un) of sodium iodide(NaI) are present in 9.54 grams of this compound and also calculate how many gms of sodium iodide are present in 6.07E+21 formula units of this compound.
if a sample of gas at 25.2 C has a volume of 536 mL at 637 torr, what will its volume be if the pressure is increased to 712 torr.
Consider the following reaction: NH4HS(s) NH3(g) + H2S(g) An equilibrium mixture of this reaction at a certain temperature was found to have [NH3]=.278M and [H2S]=.355M.
A gaseous mixture of O2 and N2 contains 36.8% nitrogen by mass. What is the partial pressure of oxygen in the mixture if the total pressure is 685 mmHg.
Which of the following describes the best way to prepare 500. mL of a 0.20 M solution of benzene (C6H6?)?(78.11 g /?mol) dissolved in carbon tetrachloride (CCl4?)?(153.82 g /?mol).
The concentration of each gas once equilibrium is reached. The new equilibrium concentrations if the volume is suddenly halved (still at 298K)
What is the empirical formula of a compound that is composed of 1.67 g of cerium and 4.54 g of iodine.
Why do some scientists have concerns have regarding further increases in bio fuel production. giving chemical reasons explain why is is expensive to manufacture ethanol from cellulose.
Celsius the initial concentration of the three gases are.3M H 2 S,.3H 2 and .150 S 2 you just need to determine the equilibrium concentrations of all these given 3 gases?
The density of so-called "heavy water"=1.1053 g/mL at 20 0C. determine what would be the mass of the flask when filled with heavy water?
Percent Mass and Stoichiometry, You are the science officer on the Starship Enterprise. The ship is circling a new planet. The away team comes back with some rocks and minerals
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