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Zinc oxide was produced by the following...

Zinc oxide was produced by the following methods : on heating 1.236g of zinc, produced 1.538 g zinc oxide.

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Zinc oxide was produced by the following methods : 0.936 g zinc was dissolved in nitric acid Zn(NO_3)_2 that is formed on strong heating gave 1.165 g zinc oxide. Show that these results support the law of definite proportion.

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MBD PUBLICATION-BASIC CONCEPT OF THEORY-QUESTION BANK
  1. Express the result of the following calculations to the appropriate nu...

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  2. The mass of a metal piece is 6.234 g and its density is 7.5/gcc. Calcu...

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  3. Zinc oxide was produced by the following methods : on heating 1.236g ...

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  4. Zinc oxide was produced by the following methods : 0.936 g zinc was di...

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  5. Lead forms three oxides A,B,C The quantity of oxygen in each of the ox...

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  6. 0.4 g hydrogen combines with the 3.2 g oxygen to produce water. Hydrog...

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  7. State of law of conservation of mass.

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  8. State of law of definite proportion.

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  9. State the law of multiple proportion.

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  10. State the law of reciprocal proportion.

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  11. which law is observed by two oxides of carbon i.e. carbon monoxide and...

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  12. Explain the law of multiple proportions by taking suitable example.

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  13. State thae law of multiple proportions.

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  14. Two oxides of a metal contain 22.2% and 30% of oxygen. Show that thes...

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  15. Define the law of reciprocal proportions.

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  16. Water and sulphur dioxide contain 88.89% and 50% oxygen respectively....

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  17. State thae law of multiple proportions.

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  18. 1.5 g of each of the two oxides of an element of reduction with hydrog...

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  19. State the law of reciprocal proportions.

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  20. Hydrogen sulphide contains 94.11% of sulphur, water contains11.11% of ...

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