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How many molecules are there in 18 grams...

How many molecules are there in 18 grams of water?

A

`6.02xx10^22`

B

`6.02xx10^23`

C

`6.02xx10^32`

D

`6.02xx10^35`

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VGS PUBLICATION-BRILLIANT-ATOMS ,MOLECULES AND CHEMICAL REACTIONS-EXERCISE
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  2. square : Sodium chloride :: Al2(SO4)3: Aluminium sulphate

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

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

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

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

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

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

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

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

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

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

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  13. Homogeneous molecules from the following

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  14. The common name of hydrogen monoxide is

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

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

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

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  18. Ornaments that we wear contains…………

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  19. The latin name of the element Tungsten is

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  20. Molecular formula of Ozone is………..

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