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Gun powder is a mixture of sulphur, char...

Gun powder is a mixture of sulphur, charcoal and potassium nitrate `(KNO_(3))`. How would you separate it into its constituent.

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Sulphur is soluble in `CS_(2)` and is insoluble in water, `KNO_(3)` is soluble in water. Charcoal is insoluble in both are water as well as `CS_(2)`.
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SUBHASH PUBLICATION-SOME BASIC CONCEPTS OF CHEMISTRY -TWO MARKS QUESTIONS AND ANSWERS
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  2. Explain the concept of element.

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  3. Gun powder is a mixture of sulphur, charcoal and potassium nitrate (KN...

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  4. Give S.I. unit of the following physical quantity time, thermodynamic ...

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  5. Write the mathematical form for mole fraction.

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  6. Define one mole.

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  7. Match the following prefixes with they multiples:

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  10. Express 150 pounds in SI units

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  11. Write 325 g and 0.0010 g in exponential notation.

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  12. Define law of conservation of mass.

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  13. Explain law of constant composition with suitable example.

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  14. State Gay Lussac's law.

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