Which would NOT protect iron from corrosion? Electroplating with Zn Attaching to Ni Electroplating with Cr O Covering with paint or oil Attaching to Mg

Q: To produce 1.05 kg of solid potassium from molten KCl, how many hours must 0.818 amps be passed…

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Q: Balance the redox reaction in basic solution using the half-reaction method. KOH + Cl2 to KCl +…

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Q: Balance the redox reaction in basic solution using the half reaction method.

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Q: Balance the following half-reaction in an acidic solution. Cr2O72- → Cr3+

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Q: How much time (in minutes) is required to depos

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Q: Which of the following statements is CORRECT? Standard Reduction Potential (in volts) Mg2*/Mg -2.37…

A: Reducing agent is that which reduces the other and oxidise itself.

Q: a) Which metal can be oxidized in a Sn2+ solution, but not in one of Fe2+?  b) Choose the best…

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Q: Which metal can be oxidized with an Sn* solution but not with an Fe2+ solution?

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Q: Which of the following metals would make the best sacrificial anode for an iron structure? O Au Cr O…

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Q: 12 Mn2+ I + MnO4 +

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Q: Balance the redox reaction of H2S to sulfuric acid (H2SO4) by air using the half reaction method.

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Q: How many grams of chromium metal will be deposited from a solution that contains Cr* ions if a…

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Q: 5. Organize the metals from strongest reducing agent to weakest reducing agent. Mn, Al, Ni, Cr

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Q: 1.By following the 5 steps in the Oxidation Method, balance the following redox reaction. MnSO4 +…

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Q: Which will corrode more quickly, a piece of scratched galvanized iron (Fe coated with Zn) or a piece…

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Q: Consider the unbalanced reaction below, which occurs in an acidic aqueous solution. MnO4- + Fe2+®…

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Q: What prevents ferric oxidation by inhibiting the electrochemical reactions?

A: Ferric oxidation can be prevented by using following techniques.

Q: Balance the following redox reaction in acidic solution.

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A: Answer  Aluminum  All the other metals are transition metal and can be extracted using calcination…

Q: Given the following information: Reduction potential from chart: Cu²+ + 2e- → Cu E° = +0.337…

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Q: Tin coated steel can corrode faster than uncoated steel cans. By maling used of standard reduction…

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Q: Which would NOT protect iron from corrosion? O Covering with paint or oil Attaching to Ni…

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Q: Which metal.would be suitable for use as a sacrificial anode for iron? OAu O Sn OMg OPt

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Q: Draw the Galvanic cell for #73

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Q: What mass of chromium could be deposited from a solution of Cr3+ (aq) using a current of 10.0 A for…

A: Q = IT = 10 A * 10800 sec = 108000 C Q / F = 108000 / 96500 = 1.119 mole e- This is a 3 electron…

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Q: C. To work better as a sacrificial anode, an alloy can potentially be created to have a more / […

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Q: What is the mechanism by which the paint protects the surface of the iron from corrosion a) The ink…

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Q: How much time is needed for a 1.00 g Ag to be deposited by electrolysis of a AgNO solution using a…

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