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A voltaic cell is constructed with an Ag/Ag^+ half-cell and a Pb/Pb^2+ half-cell.
a) Which metal will serve as the anode and which as the cathode? Justify your answer quantitatively
b) Write a cell reaction for this cell. Write the half-reactions and label them as oxidation and reduction
c) Draw a cell diagram for this cell
d) Determine the standard cell potential
e) If [Ag^+] = .001M and [Pb^2+] = .01M, determine the cell potential.
Identify all of the substances that are used or produced in this experiment A5. Distinguish between elements and compounds.
The pKa of asprin acetyl salicylic acid is about 3 while the pH of stomach acid is about 1. Circle the approximate proportion of ionized deprotonated and charged for acid) to unionized protonated and uncharged for acid aspirin which would occur in..
What is the maximum mass, in gram, of Fe3O4, that can be produced from this reaction? B)If 3.26 g of Fe3O4 are actually made, what is the percent yield of this process
Calculate the theorical yield (in grams) of potassium alum that could be obtained in the reaction. The molar mass of potassium alum is 474.39 g/mol.
The precipitate is filted off and potassium sulfate is added to the remaining solution, producing no precipitate. When potassium carbonate is added to the remaining solution, a precipitate forms. Write net ionic equations for the formation of each..
Problem- To resolve an object in an electron microscope, the wavelength of the electrons must be close to the diameter of the object. What kinetic energy must the electrons have in order to resolve a protein molecule that is 6.20 nm in diameter?
1-methylcyclohexanol reacted with 1. RCO3H 2.H+,H20 location of the Oxygen from water needs to be indicated in the final product
Explain which of the following structural features of amino acids is most responsible for differences in properties of proteins
Given the concentration of organic carbon in a soil sample and the soils bulk density, be able to calculate the mass of organic carbon
Calculate the vapor pressure of water above a solution prepared by dissolving 35.0 g of glycerin (C3H8O3) in 140 g of water at 343 K. (The vapor pressure of water at 343 K is 233.7 torr)
When heated, potassium chlorate decomposes to yield oxygen and potassium chloride. Calculate how much heat is needed to yield 31.8 g oxygen by decomposition of the requisite amount of potassium chlorate.
Determine the moles of H2O lost. E. Write the empirical formula for hydrated alum, based on your experiment.
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