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Show the orbital-filling diagram for rm N (nitrogen). Stack the subshells in order of energy, with the lowest-energy subshell at the bottom and the highest-energy subshell at the top.
The Ka of a monoprotic weak acid is 2.99 × 10-3. What is the percent ionization of a 0.108 M solution of this acid
What mass of sucrose should be combined with 462 of water to make a solution with an osmotic pressure of 8.30 at 270 ? (Assume the density of the solution to be equal to the density of the solvent.)
Calculate the van't Hoff factor (i) for this solution. 2. Calculate the vapor pressure at 25 ?C of an aqueous solution that is 5.80% NaCl by mass.
draw 3 compounds with molecular formula c5h10 with c-c double bond with no cis-trans isomers
In the first 12.0 s of the reaction, 1.8×10-2 mol of {rm{O}}_2 is produced in a reaction vessel with a volume of 0.260 L. What is the average rate of the reaction over this time interval?
Extract a solute from 100 mL of water using only 300 mL of ether. The partition coefficient between ether and water is 3.0. Calculate q, the fraction of solute that would remain in the water under each of the following extraction conditions
An enantiomerically pure acid is treated with racemic mixture of an alcohol having one chiral carbon.
The analysis of a coal from Pennsylvania is reported as follows (wt. %)
Steam is condensed at 100 °C and the water is cooled to 0 °C and frozen to ice. What is the molar entropy change of the water
What are the acidic pKa values of the respective hydroxyl products? Look up the structures on the internet or use the UF library online e-journals.
Rank the given solutions in aquous form from lowest to highest boiling point:
If the concentration of mercury in the water of a polluted lake is 0.375 ug (micrograms) per liter of water, what is the total mass of mercury in the lake, in kilograms, if the lake has a surface area of 14.65 square miles and an avery depth of 35..
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