Q 1116480370.     In a solution of `100` mL `0.5` M acetic acid, one gram of active charcoal is added, which adsorbs acetic acid. It is found that the concentration of acetic acid becomes `0.49` M. If surface area of charcoal is `3.01 × 10^2 m^2`, find out the area occupied by single acetic acid molecule on surface of charcoal.

2003 extra
A

`4 × 10^-22 m^2`

B

`3 × 10^-17 m^2`

C

`5 × 10^-19 m^2`

D

`7 × 10^-24 m^2`

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