00427nam a22001457i 4500001001000000005001700010008004100027082002100068100003000089245006500119260003900184300001700223650002300240020001800263SXC01893220260819093644.0260101s1990    ii            000 0 eng d  a540.76 AGA-N222  aAgarwala, S K; Keemti Lal10aNumerical problems in chemistry /cAgarwala, S K; Keemti Lal  abPragati Prakashan, Meerut,c1990  ap. ;c22 cm. 0aChemistry-Problems  a9780074602072