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9th Class Science Atoms and Molecules Question Bank 9th CBSE Science Atoms and Molecules

  • question_answer
      You are provided with a fine white coloured powder which is either sugar or salt. How would you identify it without tasting?  

    Answer:

                      On heating the powder, it will char if it is a sugar. Alternatively, the powder may be dissolved in                       its conduction of electricity. If it conducts, it is a salt.            


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