00514nam a22001697a 4500 43289 43289 20210223053730.0 191029b ||||| |||| 00| 0 eng d 9781782405085 HSLRC QD 1 T843 C517 2017 Tro, Nivaldo. 4413 30-Second chemistry: the 50 elemental concepts in chemistry, each explained in half minute Ivy Press. 2017 London: 159 pages; 25 cm. Chemistry, element of. 1874 lcc BK 0 0 lcc 0 0 HSLRC HSLRC SEN 2019-10-29 FULLY BOOKED 1139.00 1 SEN QD 1 T843 C517 2017 HS13248 2026-07-01 11:53:08 2026-06-22 1 2019-10-29 BK