00321nam a2200145Ia 4500003000500000008004100005020000900046040000900055041001200064082002600076100001800102245003200120260000900152650001400161NDCL180829s9999||||ii |||||||||||||| ||eng||  a6317  aNDCL  aEnglish  a541.9015 NLK216th ed  aNash, Leonard 0aStoichiometrycLeonard Nash  c1966  aChemistry