Có hỗn hợp Ag, Fe. Cu. Để tách được Ag nguyên chất, ta có thể dùng dung dịch:

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Một số câu hỏi khác có thể bạn quan tâm.

• Choose a word that has different stress pattern:

  heritage                 beautiful                 average                  expected

• Choose a word that has different stress pattern:

  ancient                 weather                 tower                  event

• Choose a word that has different stress pattern:

  ceremony                architecture                         interior                   organizer

• Choose a word that has different stress pattern:

  engineer               construction                 designer               statistic

• Choose a word that has different stress pattern:

  broadcast                global                   public                  suggest

• Choose a word that has different stress pattern:

  European                 communicate                       economic                information

• Choose a word that has different stress pattern:

  frequently                   popular                moreover                   dominant

• Choose a word that has different stress pattern:

  ethnic                   refer                affect                   describe

• Choose the word that has the underlined part pronounced differently from the rest:

  ethnic                whether                 although               other

• Choose the word that has the underlined part pronounced differently from the rest:

  popular                    important                     psychology                        speaking