Which type of chemical reaction is observed at cathode, in electrochemical corrosion? A. oxidation reaction B. pertetectic reaction  C. reduction reaction D. None of the above

Q: escribe each form of corrosion

A: A question based on corrosion that is to be accomplished.

Q: following

A: In corrosion, metals lose electrons to form metal ions.

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Q: Which of the following statement is not correct? A. Corrosion is an irreversible process B.…

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A: In an electrochemical cell Chemical energy is coverted to Electrical energy

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Q: 1. Is corrosion reversible? 2. Why do gold, platinum and other precious metals not corrode?

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Q: What are the answers of questions c, d and e?

A: The formation of the unwanted thin film of oxide on the surface of the metals, when they interact…

Q: Which of the following terms are mismatched (false). 1.) Electrons are lost in oxidation reactions…

A: we need to look at the definitions of oxidation and reduction to identify the mismatched terms.

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Q: V. If you A silver/nickel voltaic cell has an Eº of type your answer... change the concentration of…

A: Answer: Voltaic cell is a type of cell that converts chemical energy into electrical energy via…

Q: 2. An aqueous solution contains the following ions, all at 1.0 M concentration: Na* , Fe*, so,, and…

A: As, we supply power, cations present in the solution move towards cathode for there reduction to…

Q: reduction takes place at the cathode and oxidation at the anode A.True

A: ANSWER

Q: 15. Which of these do(does) not correspond to oxidation-reduction processes? A. CuO + H2 → Cu + H2O…

A: SOLUTION: Step 1: The oxidation-reduction reaction is a chemical reaction which involves both…

Q: Oxidation and reduction reactions are symbiotic (one can't exist without the other). Cite evidence…

A: Oxidation is defined as the gain of an oxygen atom or the loss of electrons. Thus, during oxidation…

Q: . Appreciate the practical applications of electrolysis.

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A: A group of galvanic cells:

Q: Calculate the time required, to form 4.5 g of Strontium metal at the cathode when a 11.8 amp current…

A: mass of Sr formed = 4.5gCurrent at cathode, I = 11.8AAlso form periodic table:molar mass of Sr =…

Q: 4. Draw a diagram for cell C. Write the anode and cathode and anode reaction.

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Q: Write the equations involved in electrochemical reaction of corrosion.   B. Give 1 example each…

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Q: Salt bridge Ag .02M Cu(NO,), 3M AgNOS .02M CuNOs Je(ag) .02M CulNNO, AgNOgcag) 3M

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Q: 1 a List the following metals in order of decreasing reactivity: alumin copper, iron, sodium. b Some…

A: a) The decreasing reactivity order: Sodium > Aluminum> Iron > copper

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A: Which of the following decreases the rate of corrosion of iron? Presence of  d. more active metals…

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Q: Match the correct statement to the half reaction that indicates whether it is oxidation or reduction…

A: Corrosion is a two step process involving 2 reactions i.e. oxidation reaction and reduction…

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Q: 14. For each of the following iron-based objects, explain which strategy you think would be most…

A: Corrosion is a natural process by which a refined metal is converted to a more chemically stable…