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the NERNST equation is used to predict the impact of concentration on the cell potential. What value of slope does the Nernst equation predict for a plot of Ecell vs. log(cu2+ conc ratio)?
What accelerating voltage is required to pass a N O +3 molecule through the exit slit of a magnetic sector mass spectrometer if the magnet has a field strength of 0.240T and the radius of curvature
The _______ of a titration occurs when the indicator changes color.
Ozone (O3) is produced in the laboratory from oxygen (O2) by means of an electric discharge. Once generated, ozone gradually decomposes into oxygen by first-order kinetics. The following data were obtained from a sample of freshly prepared ozone
At a certain temperature, the half life of SO2Cl2 is 7.5 x 10^2 min. Consider a sealed flask with 122.0 g of SO2Cl2. How long will it take to reduce the amount of SO2Cl2 in the sealed flask to 45.0g?
Write the reactions responsible for the LIQUID PHASE oxidation of S(IV) to S(VI), and show how the oxidation can lead to a decrease in pH of rain water.
Treatment with chymotrypsin, which cleaves on the carboxy side phenylalanine gave only the tetrapeptide. What is the amino acid sequence for this tetrapeptide?
Atmospheric pressure decreases as altitude increases. In other words, there is more air pushing down on you at sea level, and there is less air pressure pushing down on you when you are on a mountain
Draw (in increasing energy ordering) 3 different alkenes derived from the dehydration of 1,2-dimethylcyclohexanol
Calculate the mass/volume percent, % (m/v), for the solute in each of the following solutions. Express the answer using 2 sig figures.
Alcohols are less volatile than ethers of the same molecular weight, but the two classes of compounds have approximately the same solubility in water because:
How many electrons are around the central atom in the expanded valence in I3-; where the 3 is subscript and the negative sign is superscript
Determine the entropy change for freezing 6.33 grams of C 2 H 5 OH at 158.7 K? H =-4600 J/mol. Express your answer in units of J/K.
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