000 00320nam a2200133Ia 4500
008 210901s1997 xx 000 0 eng d
082 _a547 BAH
100 _aBahl, B.S.
245 0 _a2000 solved problems in chemistry
260 _aNew Delhi
_bS.Chand
_c1997
300 _a826
650 _aChemistry
942 _2ddc
_cBK
999 _c22381
_d22381