00346nam a2200133Ia 450000500170000000800410001702000180005808200150007610000160009124500480010726000300015530000100018570000170019520260205100613.0260111s9999||||xx |||||||||||||| ||und||  a9788121925327  a540  T822L  aTuli , G.D. 0aLanguage of chemistry or chemical equations  aNew DellhibS.Chandc2013  a106p.  aSoni , P.L./