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A compound has the following percentage ...

A compound has the following percentage composition by mass: Carbon - 54.55%, Hydrogen - 9.09% Its vapour density is 50. Find the Empirical formula. (H = 1; C = 12; O = 16).

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To find the empirical formula of the compound with the given percentage composition, we can follow these steps: ### Step 1: Determine the percentage of Oxygen We know the total percentage composition must equal 100%. Given: - Carbon (C) = 54.55% - Hydrogen (H) = 9.09% To find the percentage of Oxygen (O): ...
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ICSE-SAMPLE QUESTION PAPER -4-SECTION - II
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  8. With respect to the laboratory preparation of hydrochloric acid ans...

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  9. With respect to the laboratory preparation of hydrochloric acid ans...

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  10. In the laboratory preparation of hydrochloric acid, HCl gas is dissolv...

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  11. With respect to the laboratory preparation of hydrochloric acid ans...

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  12. Name the method used for obtaining ammonia on a large scale .

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  13. What is the actual ratio of the reactants ?

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  14. The temperature used is 450^(@)C . Explain why ? (A) A lower tempe...

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  15. Write the reaction of sodium with water.

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  16. An element X belongs to 3rd period and group II of the periodic tabl...

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  17. An element X belongs to 3rd period and group II of the periodic tabl...

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  18. An element X belongs to 3rd period and group II of the periodic tabl...

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  19. An element X belongs to 3rd period and group II of the periodic tabl...

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  20. State modern periodic law of classification of elements.

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