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inorganic chem

3)      a)   Conductivity of 250 mL aqueous solution of an unknown complex  was measured as 6.0x10-4 S. Ω-1.  

      Calculate the number of ion for this complex. (cell constant of the conductimeter is 0.71 cm-1).

 

Number of ions

Λ

2

270-298

3

391-431

4

570-597

5

73

 

 

 

 

 

 

b)      Predict how many ions would be produced per formula unit of the compound, tetraamminetrinitrocobalt(III), assuming that  it is monomeric and contains an octahedrally coordinated cobalt metal ion?


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