00285nam a2200109Ia 4500008004100000100001700041245003700058250001200095260003700107650001400144700001700158190829s9999||||xx |||||||||||||| ||und||  aBahl, B. S.  0aNumerical Problems In Chemistry   a3RD ED.  bS. Chand & Co aNew Delhi c1976  aChemistry  aSharma, G. D