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A) Compare the bond enthalpies of the carbon-carbon single, double, and triple bonds to deduce to an average p bond contribution to the enthalpy. What fraction of a single bond does this quantity represent?
B) Make a similar comparison of nitrogen-nitrogen bonds. What do you observe?
C) Write lewis structures of N2H4, N2H2, and N2 and determine the hybridization around nitrogen in each case.
D) Propose a reason for the large difference in your observations of parts a) and b).
What mass of silver bromide will form when 25.00 mL of a 0.0675 M MgBr2 solution is combined with 30.00 mL of 0.100M AgNO3
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calculate the equilibrium constant for the reaction. b. what is the chemical significance of the value of the equilibrium constant?
The solubility of ammonium chloride at 70. C is 60. g of solute per 100. g of water. Which solution would be saturated at 70. C
isotope has a natural abundance of 57.21% and an atomic mass of 120.90382 amu. Calculate the percent abundance and atomic mass of the 123^Sb isoyope
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How many grams of oxygen are collected in a reaction where 235 mL of oxygen gas is collected over water at a temperature of 25 ^circ {rm C} and a total pressure of 704 torr?
determine the ion notation for an atom withnbsp 18 electrons and 20 protonsenter the expression 14 7 nalpha where
The concentration of an enzyme within a cell is extremely low realtive to other material present, yet functions effectively in its metabolic rate. How can enzyme function and never seem to run out?
How many millimeters of 0.0700 M EDTA are required to react with 50.0 mL of 0.0140 M Cu2+?, b) With 50.0 mL of 0.0140 M Sc3+?
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