00510nam a22002057a 4500 OSt 20250218092651.0 250218b |||||||| |||| 00| 0 eng d 9788173712500 AKCL 540 RAO-U Rao, C.N.R Understanding Chemistry / by C.N. R. Rao Hyderabad: Universities Press, 2006 p.298 Chemistry  Chemistry and allied sciences REF ddc 0 40976 40976 0 0 ddc 0 0 AKCL AKCL 2025-02-18 0 540 RAO-U 59531 2025-02-18 09:27:12 2025-02-18 REF