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In plating the Zn onto the nail, it required 3.0v. If you were plating Ag onto the nail, do you think that 3.0v will work? If not, should the Ecell be higher or lower? Explain.
Calculate the potential of the following cell and indicate whether the reaction is expected to be spontaneous
What is the hydroxide-ion concentration of a 0.190 M oxalic acid, H2C2O4, solution? For oxalic acid, Ka1 = 5.6x10-2 and Ka2 = 5.1x10-5.
Volume of sample = 90.0 mL. Temperature = 25 C atmospheric pressure = 745 mm equilibrium vapor presssure of water at 25C = 23.8 mm Hg Calculate number of moles of hydrogen gas collected
The elementary steps for the formation of nitrogen and water from nitric oxide and hydrogen are given below. Identify any intermediates. 2 NO(g) ? N2O2(g) N2O2(g) + H2(g) ? N2O(g) + H2O(g) N2O(g) + H2(g) ? N2(g) + H2O(g)
The O-H stretch of a concentrated solution of an alcohol occurs at a lower frequency than the O-H stretch of a dilute solution.
total ion concentration what conductivity should be observed for 0.050 M Na2SO4?
Given that Kp for 2 SO2(g) + O2(g)-->/
Draw the polymer that results from phthalic anhydride and glycerol. d. Are these addition or condensation polymers? e. Describe and explain the differences between the polymers formed from the reaction of phthalic anhydride with ethylene glycol ve..
Write the structural formula of a compound with an unbranched chain of five carbon atoms that is an alkanal, Consider E/Z stereochemistry of alkenes. Do not show stereochemistry in other cases.
Calculate the potential of the cell be if the mass of the Iron (Fe) electrode (MW = 55.85 g/mol) is 62.0 g?
Determine the number of grams of sodium acetate and the amounts in mLs of 6.00M acetic acid that you would need to make 50.00mL of a sodium acetate/acetic acid buffer solution at the pH equal to 5.00 in order to make a final concentration of 0.05M..
For the following processes, calculate the change in internal energy of the system and determine whether the process is endothermic or exothermic:
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