00528nam a2200157Ia 450000500170000000800410001704100080005808200160006610000420008224500320012426000510015630000090020765000200021699900190023695201150025520250729165806.0250729s2014    xx            000 0 und d  aeng  a540.25 DIRC  aDirectorate of Pre University9233111  aChemoistry Part - I I P U C  aBangalorebDirectorate of Pre Universityc2014  a253p  aScience9233112  c240118d240118  00104070aALbALd2025-07-29eManagement Bookl0o540.25 DIRCpBED05437r2025-07-29 16:58:06w2025-07-29yBK