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Uma: mass is neither created nor destroy...

Uma: mass is neither created nor destroyed during a chemical reaction
Rama: matter is conserved in a chemical reaction.

A

Uma is correct, Rama is incorrect

B

Bot Uma and Rama are correct.

C

Both Uma and Rama are incorrect

D

Uma is incorrect, Rama is correct

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VGS PUBLICATION-BRILLIANT-ATOMS ,MOLECULES AND CHEMICAL REACTIONS-EXERCISE
  1. Washing soda'is the common name of

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  2. The correct order in the activity to observe law of conservation of ma...

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  3. Uma: mass is neither created nor destroyed during a chemical reaction ...

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  4. square : Sodium chloride :: Al2(SO4)3: Aluminium sulphate

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  5. David: By transfer of electrons atoms- can attain octet Dravid: By s...

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  6. A given chemical substance always contains the same elements combined ...

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  7. A neutral metal atom becomes dipositive ion by loosing two electrons. ...

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  8. We can test the law of conservation of mass by the reaction between ba...

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  9. Based on the above flow chart, generalised statement is P. In any subs...

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  10. In the above flow chart, the number 6.022xx10^23 is

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  11. The molecular mass of a substances is the sum of the atomic masses of ...

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  12. Some symbols of elements are based on their English names, Some other ...

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  13. How many molecules are there in 18 grams of water?

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  14. IF valency of MG is '+2' and valency of Sulphate (SO4) is '-2', then t...

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  15. Homogeneous molecules from the following

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  16. The common name of hydrogen monoxide is

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  17. Valencies of nitrogen and hydrogen and 3 and 1 respectively. The form...

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  18. P: the atmoicity of Oxygen is 3 Q: The formula of ozone is O2

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  19. One of the precautions to be taken in the conduction of experiment on ...

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  20. Ornaments that we wear contains…………

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