TY - GEN AU - Selvaratnam , M. AU - Singham , Shermila AU - Fernando , J.N.O. AU - Kularatne , K.W.S. TI - Chemistry PSUIIC2 physical chemistry part-III U1 - 541.3 PY - 1985/// CY - Nugegoda PB - Open University KW - Physical Chemistry ER -