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11th Standard English Medium Chemistry Subject Solutions Creative 2 Mark Questions with Solution Part - II

11th Standard

    Reg.No. :
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Chemistry

Time : 00:30:00 Hrs
Total Marks : 10
    5 x 2 = 10
  1. What is mass percentage ?

  2. What do you mean by volume percentage ?

  3. What do you mean by "mass by volume percentage''.

  4. What is meant by ppm? Where is it used?

  5. What is meant by stock solution (or) standard solution? What is meant by working standard?

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