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Which of the following has the maximum n...

Which of the following has the maximum number of atoms ?

A

`18` g of `H_(2)O`

B

`18` g of `O_(2)`

C

`18` g of `CO_(2)`

D

`18` g of `CH_(4)`

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The correct Answer is:
D
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LAKHMIR SINGH & MANJIT KAUR-ATOMS AND MOLECULES-Exercise
  1. The ratio of moles of atoms in 12 g of magnesium and 16 g of sulphur w...

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  2. If 12 gram of carbon has x atoms, then the number of atoms in ...

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  3. Which of the following has the maximum number of atoms ?

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  4. If 1 gram of sulphur dioxide contains x molecules, how many molecule...

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  5. The mass of one molecule of a substance is 4.65 xx 10^(-23) g. What is...

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  6. Which contains more molecules, 10 g of sulphur dioxide (SO(2)) or 10 g...

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  7. What weight of oxygen gas will contain the same number of molecules a...

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  8. What mass of nitrogen, N(2), will contain the same number of molecule...

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  9. If one grams of sulphur contains x atoms, calculate the number of ato...

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  10. How many grams of magnesium will have the same number of atoms as 6 ...

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  11. The mass of one atom of an element X is 2.0 xx 10^(-23) g. (i) Calc...

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  12. In a reaction, 5.3 g of sodium carbonate reacted with 6 g of acetic ac...

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  13. Hydrogen and oxygen combine in the ratio of 1:8 by mass to form water....

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  14. Which postulate of Dalton’s atomic theory is the result of the law of ...

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  15. Which postulate of Dalton’s atomic theory can explain the law of defin...

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  16. Define the atomic mass unit.

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  17. Why is it not possible to see an atom with naked eyes?

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  18. Write down the formulae of (i) sodium oxide (ii) aluminium chlor...

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  19. Write down the names of compounds represented by the following formula...

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  20. What is meant by the term chemical formula?

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