U1-P14 Further Listening- News- 3. What do many immigrants in the Middle East expected to? A. They want to learn English. B. They want to learn Arabic. C. They want to understand Arabic culture D. They want the locals to understand their culture.
【单选题】反应 2O 3 →3O 2 的速率方程为 d c (O 3 )/d t = k [ c (O 3 )] 2 [ c (O 2 )] - 1 或者 d c (O 2 )/d t = k’ [ c (O 3 )] 2 [ c (O 2 )] - 1 ,速率系 ( 常 ) 数 k 与 k '的关系是:( )。