Question

in
hi
of
( frac{varepsilon}{c+frac{c}{6}} cdot frac{s}{3}+frac{2}{c} )
( frac{2}{2}=5 )
455
( sqrt[4]{+frac{3}{c}} sqrt{frac{2}{c}} )
( vec{F} )
( vec{c} )

# 30. The impure 7 g of NaCl is dissolved in water and then treated with excess of AgNO, so weight of precipitate of AgCl is found to the 10 g. The % purity of NaCl is : (A) 58.23 (B) 83 (C) 93 (D) 77

Solution