1.

3.1 mole of FeCl_(3) and 3.2 mole of NH_(4)SCN are added to one litre of water. At equilibrium, 3.0 mol of FeSCN^(2+) are formed. The equilibrium constant K_(c) of the reaction : Fe^(3+)+SCN^(-)iffFeSCN^(2+) will be :

Answer»

`6.66 XX 10^(-3)`
0.3
3.3
150

Answer :B


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