H hamood New member Feb 4, 2011 #1 ...solution? normality= equivalent wt./ litre of solution then why we add 24.818 gm of Na2S2O3 in one litre solution to make it's 0.1 Normal solution why not 15.8 gm, while it's molecular wt. is 158.1gm.
...solution? normality= equivalent wt./ litre of solution then why we add 24.818 gm of Na2S2O3 in one litre solution to make it's 0.1 Normal solution why not 15.8 gm, while it's molecular wt. is 158.1gm.