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How many metric tons of 4.5%-S coal would be needed to yield the H2SO4 required to produce a 1.7cm rainfall of pH 2.00 over a 100 km2 area?
Identify each half reaction as oxidation or reduction; mark which reaction occurs in anode and which in cathode. Write the chemical equation describing the spontaneous cell reaction (The overall reaction)
What characteristic absorption bands would you expect to find the infared spectrum of caffeine
Draw the boundary surface diagrams for the following atomic orbitals, including the appropiate axes.
For the following gaseous rxn, if the system is heated and compressed, which way will it shift to restore. What would be the expected shift in equilibrium
what is the longest wavelength of radiation that possesses the necessary energy to break a nitrogen bond.
what is the diameter of an aluminum atom? the mass of 1 mold is 27 g the density of aluminum is 2.7g mol
The ratio of oxygen (Oxygen-16 and Oxygen-18) isotopes is measured and used to determine the approximate temperature during the time that part of the ice core was formed. This method is one example of a proxy. In a few sentences, explain what a pr..
determine the freezing point depression, delta Tf, for the ionic solution. b. determine m effective for ionic solution. c. determine the van't Hoff factor, i, for the ionic compound.
A student prepared a saturated solution of copper (II) tartrate by cooling it to 10 degrees C. While the solution was still cool, the concentration of copper (II) was determined. How would the value of the solubility product (Ksp) be affected? Exp..
From these data, and assuming that air obeys Charles's law, determine a value for the absolute zero of temperature in degrees Celsius.
Determine the concentration of a solution prepared by diluting 25.0 milliliters of a 12 molar HCl solution with H2O until the final volume is 2.50 x 10² milliliters.
The hydrolysis of sucrose to fructose is first order in sucrose with a half-life of 2.3e+03 s at some temperature. 1.What fraction of sucrose, expressed as a percent, would hydrolyze in 2.8 hours
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