Hybridization of the central atom
What is the hybridization of the central atom in SO2Cl2?
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Assume that we have a 100.g sample of this compound. What are the subscripts in the empirical formula of this compound?
If the reaction Fe2N (s) + 3/2 H2 (g) -> <- 2Fe(s) + NH3(g) comes to equilibrium at a total pressure of 1 atm, analysis of the gas shows that at 700 K and 800 K pNH3/pH2 = 2.165 and 1.083, respectively, if only H2 was present initially with
The solvent benzene has a normal freezing point of 5.5 C if 1.00 g of an unknown dissolves in 20.0 g of benzene gives a solution with a freezing point of 4.2 what is the molecular weight of the unknown?
Calculate the specific heat of molybdenum metal in {rm J/(g cdot ^circ C)}. The specific heat of water is 4.184{rm J/(g cdot ^circ C)}.
Which one of the following cell combinations would best be used to set up a cell with a potential of 0.50V by adjusting the half-cell ion concentrations?
Metallic aluminum reacts with at elevated temperatures to form manganese metal and aluminum oxide. A mixture of the two reactants is 67.2% mole percent. Find the theoretical yield (in grams) of manganese from the reaction of 260 of this mixture.
A solution of caffeine in chloroform as a solvent has a concentration of 7.9 x 10^-2m. What's the percent of caffeine by mass? Calculate the mole fraction of caffeine.
What is the purpose of using a drying agent on the organic layer after a separation? How can you tell if the extracted solution is "dry"?
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