gneet

Q28) How much water should be added to 200 c.c. of semi normal solution of NaOH to make it exactly deci normal ? [ AFMC 1983]

SOLUTION

(200)(N/2)=V ( N/10)

∴ V=1000 c.c

Hence volume of water to be added=1000 - 200=800 c.c.Answer: (c)