For the following oxidation and reduction half-reactions, enter the numbers/symbols in the empty boxes to make...

 

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For the following oxidation and reduction half-reactions, enter the numbers/symbols in the empty boxes to make the reactions are balanced and correct. (i) In HCI, possible reactions are Mg - Mg e (oxidation) H* + le H2 (reduction) (ii) In an HCI solution containing dissolved oxygen, possible reactions are Mg - Mg e (oxidation) H* + 02 + 2H20 (reduction) le - (iii) In an HCI solution containing dissolved oxygen and Fe?+ ions, possible reactions are Mg – Mg e (oxidation) H+ + 02 + 2H20 (reduction) le - Fe + 2e - Fe (reduction) For the following oxidation and reduction half-reactions, enter the numbers/symbols in the empty boxes to make the reactions are balanced and correct. (i) In HCI, possible reactions are Mg - Mg e (oxidation) H* + le H2 (reduction) (ii) In an HCI solution containing dissolved oxygen, possible reactions are Mg - Mg e (oxidation) H* + 02 + 2H20 (reduction) le - (iii) In an HCI solution containing dissolved oxygen and Fe?+ ions, possible reactions are Mg – Mg e (oxidation) H+ + 02 + 2H20 (reduction) le - Fe + 2e - Fe (reduction)

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