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(A) : The law of conservation of mass ho...

(A) : The law of conservation of mass holds good for all reactions. (B) : Nuclear reactions can not proceed according to law of conservation of mass.

A

Both A and R are true and R is the correct explanation of A

B

Both A and R are true but R is not the correct explanation of A

C

A is true and R is false

D

R is true and A is false

Text Solution

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The correct Answer is:
D
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AAKASH SERIES-STOICHIOMETRY-Objective Exercise -1
  1. Two gaseous samples were analysed. One contained 1.2 g of carbon and 3...

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  2. Percentage of copper and oxygen in samples of CuO obtained by differen...

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  3. (A) : The law of conservation of mass holds good for all reactions. ...

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

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

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  6. Law of combining volumes was proposed by

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

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

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  9. 14g of element X combine wilh 16 g of oxygen. On the basis of this inf...

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  10. Chemical equation is balanced according to the law of

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

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

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

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  14. 4.4g of an oxide of nitrogen gives 2.24L of nitrogen and 60g of anothe...

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

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  16. The molar volume of any gas at STP is

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  17. One gram - atom of oxygen is

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  18. One gram molecule of oxygen is

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  19. Avogadro number is

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

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