2. Sample Papers
  3. 9th Class
  4. Science

9th Class Science Sample Paper Sample Paper - 2 Term - 1

  • question_answer
    Calculate the mass of sodium sulphate required to prepare its 40% (mass %) solution in 100 g of water.  

    Answer:

    Let the mass of sodium sulphate required be The mass of solution is Percentage of solution                               (1) or                              (2)  


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