00419nam a2200169Ia 4500003000400000005001700004008004100021020001800062040000700080041000800087082001900095100001800114245004200132260004600174300001600220365001300236OSt20230328154828.0210423s2008    xx            000 0 und d  a9788131803417  cAL  aeng  a540 223bKUNS  aKUNDRA (S K).  aConcepts and numericals in chemistry.  aBangalorebUniversity Science Pressc2008  avii,323bPB  b195cINR