【简答题】在常压和898K下进行乙苯催化脱氢反应 (1)C 6 H 5 C 2 H 5 C 6 H 5 —CH===CH 2 +H 2 (2)C 6 H 5 C 2 H 5 →C 6 H 6 +C 2 H 4 (3)C 6 H 5 C 2 H 5 +H 2 →C 6 H 5 CH 3 +CH 4 为了简便起见,以A,B,T,H及S分别代表乙苯、苯、甲苯、氢及苯乙烯,在反应温度及压力下,上列各式反应的速率方程...
【单选题】Man: Have you picked up your student card from the office? Woman: No, the place where you can get instant photos was out of order. Question: Why hasnt the woman got her student card?
【简答题】● Read this note which you have had from the Chairman of the company where you work. Mireira Automotives From Dr Mireira, Chairman Confidential Dear Lee, I am pleased to tell you that we want to make ...