Hiện tượng xảy ra khi cho từ từ đến dư dung dịch HCl vào dung dịch NaAlO₂ là

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Một số câu hỏi khác có thể bạn quan tâm.

• Find a mistake in the four underlined parts of the sentence and correct it:

  Are you able to work independent as well as in a team?

• Find a mistake in the four underlined parts of the sentence and correct it:

  Do you need to have medical qualifications to work at that organisation?

• Find a mistake in the four underlined parts of the sentence and correct it:

  Do you think that the rewards of the volunteer work can enormous?

• Choose the correct sentence which is built from the words and phrases given:

  found / having / one / no / at / home /, / he / left / bad / the / house / a / temper / in /.
  
  

• Choose the correct sentence which is built from the words and phrases given:

  He / accused / of / cheated / having / was / in / his / final / exam / last / week /.
  
  

• Choose the correct sentence which is built from the words and phrases given:

  last / at / she / admitted / told / having / him / the / secret /.
  
  

• Choose the correct sentence which is built from the words and phrases given:

  read / the / having / instruction /, /she / decided / use / to / the / new / camera /.
  
  

• Choose the correct sentence which is built from the words and phrases given:

  she / apologized / for / having / borrowed / my / bicycle / without / asking / permission/.
  
  

• Choose the correct sentence which is built from the words and phrases given:

  she / the / spent / whole / afternoon / chatting / with / her / new / friend/.
  
  

• Choose the correct sentence which is built from the words and phrases given:

  most / people / prefer / spending / money / to / earning / it.