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The crude copper that is subjected to electrorefining contains tellurium as an impurity. The standard reduction potential between tellurium and its lowest common oxidation state, Te4+, is Te4+(aq)+4e--->Te(s) E0 red=0.57VGiven this information, describe the probable fate of tellurium impurities during electrorefining
if .025 grams of Pb(NO3)2 is dissolved in 100. grams of H2O, what is the concentration of the resulting solution in parts per million?
What would be the structure and name of the open chain hydroxyl/carbonyl compund from which the above hemiacetal might form
Reaction of an Alcohol to Produce an Alkyl Halide, N-butanol reacts with NaBr and H2SO4 to produce n-butyl bromide, via refluxation reaction in a lab experiment.
determine the amount of heat required to convert 2.3 mol of ice at -13.1 degrees celcius to liquid water at 21.6 degrees celcius.
what is the correct electron configuration for Cr (chromium). Chose the proper Lewis dot structure for the compound or poliatomic ion: Sulfur Dioxide (SO2).
The active ingredient in aspirin is acetylsalicylic acid (HC9H7O4) a monoprotic acid with Ka = 3.3 10-4 at 25°C. What is the pH of a solution obtained by dissolving two extra-strength aspirin tablet
Consider the malate dehydrogenase reaction from the citric acid cycle. Given the following concentrations, calculate the free energy change for this reaction at 37.0 °C (310 K). ?G°\' for the reaction is 29.7 kJ/mol. Assume that the reaction occur..
what the oxidation state P in PO4^-2? what the oxidation state O in PO4^-2?
If 7.63 of an unknown gas occupies 79.1mL at 25.02 degrees celcius and 7.55 atm of pressure, what is the molar mass of the gas? R=0.0821
A container consists of CO2 gas at a temperature of 15 C and at a pressure of .990 atmospheres. The volume of the container is 500 mL. How many grams of CO2 would be in the container? (1 liter equals 1000 milliliters.)
calculate the heat released when 176g of water at 23.0 degrees celsius are converted to ice at -10.0 degrees celsius?
The pKa's of benzoic acid and 4-nitroanilinium hydrochloride are 4.2 and 1.0, respectively.
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