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In the reaction between hydrogen and oxy...

In the reaction between hydrogen and oxygen gives water vapour, the ratio of volumes is `2:1:2`. This illustrates the law of 

A

conservation of mass

B

combining weights

C

combining volumes

D

all the above

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The correct Answer is:
C
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AAKASH SERIES-STOICHIOMETRY-Objective Exercise -1
  1. (A) : The law of conservation of mass holds good for all reactions. ...

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  2. "The total mass of reactants is always equal to the total mass of prod...

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  3. In the reaction between hydrogen and oxygen gives water vapour, the ra...

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  4. Law of combining volumes was proposed by

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  5. Two samples of lead oxide were separately reduced to metallic lead by ...

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  6. One part of an clement A combines with two parts of B (another element...

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  7. 14g of element X combine wilh 16 g of oxygen. On the basis of this inf...

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  8. Chemical equation is balanced according to the law of

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  9. {:("LIST - 1","LIST - 2"),("A) Law of conservation of Mass","1) "V(1)/...

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  10. Carbon and oxygen combine to form two oxides, carbon monoxide and carb...

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  11. Two elements X (at.mass 16) ard Y (at. mass 14) combine to form compou...

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  12. 4.4g of an oxide of nitrogen gives 2.24L of nitrogen and 60g of anothe...

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  13. Which one of the following is an isobar of ""(6)C^(14) ?

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  14. The molar volume of any gas at STP is

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  15. One gram - atom of oxygen is

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  16. One gram molecule of oxygen is

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  17. Avogadro number is

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  18. A mole is define so A) the amount of substance containing the same n...

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  19. The mass of a mole of hydrogen atoms is

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  20. The molar mass of hydrogen is

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