Redox Reactions: Determine whether each reaction is a REDOX reaction. If the reaction is a REDOX reaction, identify (i)

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Redox Reactions: Determine whether each reaction is a REDOX
reaction. If the reaction is a REDOX reaction, identify (i) the
element being oxidized, (ii) the element being reduced, (iii) the
oxidizing agent, and (iv) the reducing agent.
7. 𝐴𝑙(𝑠) +3 𝐴𝑔(𝑎𝑞)+ →𝐴𝑙(𝑎𝑞)3+ +3 𝐴𝑔(𝑠)
8. 𝑆𝑂3(𝑔) +𝐻2𝑂(𝑙) →𝐻2𝑆𝑂4(𝑎𝑞)
9. 𝐵𝑎(𝑠) +𝐶𝑙2(𝑔) →𝐵𝑎𝐶𝑙2 (𝑠)
10. 𝑀𝑔(𝑠) +𝐵𝑟2 (𝑙) →𝑀𝑔𝐵𝑟2 (𝑠)