Cho clo tác dụng với 78 (g) benzen (bột sắt làm xúc tác), người ta thu được 78 (g) clobenzen. Hiệu suất của phản ứng là:

Chia sẻ

Một số câu hỏi khác có thể bạn quan tâm.

• Choose the best answer for the following sentence:

  The road is _________ for the villagers to travel up and down.
   

• Choose the best answer for the following sentence:

  They informed that the flood __________ the children from ___________ to school.

   

• Choose the best answer for the following sentence:

  I cannot understand why Vinh __________ that he was jealous of me!
   

• Choose the best answer for the following sentence:

  Mai: ''What is the play for the theatre, television or radio?”

  Hung: “__________”
  
  

• Choose the best answer for the following sentence:

  Our bicycle has ___________, which meant we were late for school.
  
  

• Choose the best answer for the following sentence:

  The students in my class spend their break time to __________ about the new coming English teacher.
  
  

• Choose the best answer for the following sentence:

  This is the different website _________ the one she visited last night.
  
  

• Choose the best answer for the following sentence:

  They decided to have a picnic ___________ the pour raining.
   

• Choose the best answer for the following sentence:

  Unless the doctor comes immediately, _________.
  
  

• Choose the best answer for the following sentence:

  Tuan is on holiday now. He __________ to Nha Trang.