Positive SSL
1 T.N.T.炸藥化學名稱為三硝基甲苯(Trinitrotolene,C7H5N3O6),俗稱黃色炸藥,試問其氧平衡(Oxygen Balance, O.B.)為多少? 109 統測
A -64.0%
B -74.0%
C -84.0%
D -94.0%