Cặp chất nào sau đây có thể cùng tồn tại trong dung dịch ?

HCl và KHCO₃.

Chia sẻ

Một số câu hỏi khác có thể bạn quan tâm.

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

  This computer/ run/ ten times/ fast/ old one.
  
  

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

  That book/ very thick/ belong/ my younger sister.
  
  

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

  We/ stop/ play tennis/ because/ rain/ start.
  
  

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

  It/ has/ estimated/ more/ thousand/ refugees/ pouring/ countryside/ town/ in search/ food.
  
  

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

  Laser/ device/ concentrate/ light waves/ intense/ beam.
  
  

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

  Equality/ depend/ not women/ sharing/ paid employment/ but/ men/ sharing/ task/ home.
  
  

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

  I / let/ borrow/ novel/ but/ you/ promise/ return/ next week.
  
  

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

  Title Mrs./ indicate/ married/ while/ Miss/ unmarried one.
  
  

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

  If I / not/ television/I / heard/ burglar alarm/ off.
  
  

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

  I / not/ her temperature yet/ but/ face/ flushed/ seem/ feverish.