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The cell reaction of a cell is as follow...

The cell reaction of a cell is as follows: `Mg(s)+Cu(aq)^(2+) →Cu(s)+Mg(aq)^(2+)` . If the standard reduction potentials of Mg and Cu are −2.37 V and +0.34 V respectively, the e.m.f. (in V) of the cell is:

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To find the e.m.f. (electromotive force) of the cell reaction given by: \[ \text{Mg}(s) + \text{Cu}^{2+}(aq) \rightarrow \text{Cu}(s) + \text{Mg}^{2+}(aq) \] we will follow these steps: ### Step 1: Identify the half-reactions In the given cell reaction, we have two half-reactions: ...
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Knowledge Check

  • The cell reaction of the galvanic cell : Cu_((s))|Cu_((aq))^(2+) ||Hg_((aq))^(2+) |Hg_((l)) is

    A
    `Hg+Cu^(2+) to Hg^(2+) +Cu`
    B
    `Hg+Cu^(2+) to Cu^(+) +Hg^+`
    C
    `Cu+Hg to CuHg`
    D
    `Cu+ Hg^(2+) to Cu^(2+) + Hg`