Question

A dilute solution of h2so4 is made by adding 5 ml of 3n h2so4 to 245 ml of water. find normality and molarity of solution

Answer 1

no. of milli gram eq= 3× 5=15. on adding h20 only volm of soln increase not gram eq. new volm = 5+ 245= 250. hence find N and then M using N=M×n factor