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In 1989, the Exxon Valdez ran aground and spilled 240,000 barrels of crude oil off the coast of Alaska, leaving a 0.5 mm thick layer of oil covering the waters of Prince William Sound. Using the conversion factors given below, determine the area of the oil slick in square miles. 1 barrel=42 gallons.
prepared by dissolving 0.798 g of acetic acid in 500 ml of water solution, what is the osmotic pressure, in mmHg at 25 degrees Celsius?
If 2.50 g CuSO4 are dissolved in 8.0 x 102 mL of 0.25 M NH3, what are the concentrations of Cu2+, Cu(NH3)42+, and NH3 at equilibrium
A 65 L sample of dry air cools from 133°C to -16°C while the pressure is maintained at 2.85 atm. What is the final volume?
An unknown gas is found to effuse at a rate that is 1.864 times faster than Br2 at the same temperature. What is the identity of the gas.
Consider a 0.53 M solution of each of the following salts in distilled water. Will the solution be acidic, neutral, or basic? You may need to reference a table of Ka and Kb Tables values
The tabulated mass of Cl is 35.45 amu. The two dominant isotopes of naturally occurring Cl are 35Cl (34.97 amu) and 37Cl (36.97 amu).
When the cations Na+, K+, Rb+, Cs+ are combined with chloride ion in the gas phase to form ion pairs, which pair formation releases the greatest amount of energy?
Consider all constitution isomers where nitrogen is part of a 5membered ring. What are the minor resonance forms for these structures
Write one overall equation, using an alkali metal ion and a nitrate ion as spectator ions if needed, for the following net ionic equation: H+(aq) + OH-(aq) ? H2O(l)
Calculate the change in internal energy of the following system: a balloon is cooled by removing 0.657 kJ of heat. It shrinks on cooling, and the atmosphere does 384J work on the balloon.
the electron shifts resulting in the ring closure. draw diagrams of the products.
The concentration of the AlCl3 solution is Blank 1M. AlCl3 + 3AgNO3 ---> 3AgCl + Al(NO3)3 Write answer to three significant figures in decimal form(NOT in scientific notation)
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