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[" For the electrochemical cell,"],[" Mg...

[" For the electrochemical cell,"],[" Mg(s) "|Mg^(2)(aq,IM)|Cu^(2+)(aq,|M)|Cu(s)],[" the standard emf of the cell is "2,70vv" at "300K" .When the "],[" concentration of "Mg^(2)" is changed to "xM" ,the cell "],[" potential changes to "2.67V" at "300K" .The value of s is."],[" (given,"(F)/(R)=11500KV^(-1)" ,where "F" is the Faraday constant "],[" and "R" is the gas constant,"ln(10=2.30)],[" (a) "10],[" (c) "30]

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