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Draw a concentration cell for 0.10 M Cu2+ and 2.0 M Cu2+ cell, show the following on each compartment clearly.
(a) All the component of each cell, including the concentrations in anode and cathode half cells.
(b) Mark the cathode and the anode
(c) Write the reaction that occurs in each cell under the cell
(d) The direction that electrons are transferred.
(e) The complete reaction, include the concentrations
Suppose that a student collects the following spectrophotometric data to determine the relative concentrations of HMR and MR in solution:
In which of the following carbohydrates are two different types of glycosidic bonds present
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The resulting solution required 13.73 mL of 0.176 mol L?1 NaOH(aq) to neutralize the excess, unreacted HCl. What was the percentage by mass of Mg(OH)2 in the original sample [Hint: When Mg(OH)2 or Al(OH)3 reacts with HCl(aq), the products are a ch..
Dry ice (solid ) has occasionally been used as an "explosive" in mining. A hole is drilled, dry ice and a small amount of gunpowder are placed in the hole,
A 245 mL stock solution contains 2.3 M Ca(CN)2. When 100 mL of the stock solution is diluted to 120 mL, how many moles of CN- ions will be contained in the dilute solution?
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a gas occupying a volume of 428 ml at a pressure of 0.970 atm is allowed to expand at constant temperature until its
Determine the final concentration if A 129 mL portion of that solution is diluted using water of 149 mL.
why is an acetyl group added to aniline making acetanilide and then removed to regenerate the amine group in
The comosition of the hull of a submarine is mostly iron. pieces of zinc, called zincs are placed in contact with the hull throughout the inside of the submarine. why is this done
Given a pure preparation of these algae, and the required supplies and equipment, devise and outline an empirical procedure for purifying Enzyme X.
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