Using the given figure, the ratio of ( R _f ) values of sample ( A ) and sample ( C ) is (x 10⁻² ). Value of (x ) is ______

Step-by-step solution

aligned & R _ f of A = 5 12.5 R _ f of C = 10 12.5 & Ratio = R _ f ( A ) R _ f ( C ) = 1 2 =0.5 or 50 10⁻² aligned