2. Questions Bank
  3. 9th Class
  4. Science
  5. Atoms and Molecules

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

  • question_answer
      A sample of ammonia weighs 3.00 g. What mass of sulphur trioxide contains the same number of molecules as are in 3.00 g ammonia?

    Answer:

                      Numbers of moles of ammonia in Molecular mass of 1         mole of weighs 64 g 0.1764 moles weigh = 64 x 0.1764 g = 11.29 g  


You need to login to perform this action.
You will be redirected in 3 sec spinner