Chemistry, asked by senthilsanju350, 2 days ago

Calculate the amount of ferrous ion present in a solution, if the volume of 0.1N potassium dichromate consumed for 20ml of ferrous ion solution is 12.4 ml

Answers

Answered by satyam21461
0

The valency factor for K2

​Cr2O7

is 6.

N/1

​V/1

=N/2

​V/2

​⟹0.2×50=N/2×40

⟹N/2=40/10=4/1

​⟹N2=(M.wt)w×eq.factor×V(lit)1

⟹4/1=56/w×1×1

⟹w= 4/56

​⟹w=14g

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