已知基元反应 A + B→P + ······ 在条件下,在 100°C 时,起始浓度 c A , 0 = c B , 0 = a mol·dm - 3 ,其半衰期为 t 1/2 ,若起始浓度 c A , 0 = c B , 0 = b mol·dm - 3 ,其半衰期为 t 1/2 ˊ ,当 a > b 时 A . t 1/2 > t 1/2 ˊ ; B . t 1/2 = t 1/2 ˊ ; C . t 1/2 < t 1/2 ˊ ; D .无法判断。
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
皮皮学刷刷变学霸
举一反三
【简答题】Cloning technology was a s_________ achievement in science. (壮观的,引人注目的)
【单选题】Please tell the function(s) of the underlined part(s) in each sentence. The ultimate objective of cloning technology is to cure human diseases . ·
【简答题】Ever since scientists first began cloning experiments on organisms in the 1970s, ethicists and lawmakers have been expressing worry over what to do when cloning technology_________________ the ...