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Aspirin has the fromula C9 H8 O4. How ma...

Aspirin has the fromula `C_9 H_8 O_4`. How many atoms of oxygen are there in a tablet weighing `360 mg` ?

A

`1.204 xx10^(23)`

B

`1.08 xx 10^(22)`

C

`1.204 xx 10^(24)`

D

`4.81 xx 10^(21)`

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NARENDRA AWASTHI-STOICHIOMETRY-Level 1 (Q.1 To Q.30)
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  3. Aspirin has the fromula C9 H8 O4. How many atoms of oxygen are there i...

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  4. 20g of ideal gas contains only atoms of S and O occupies 5.6 L at 1 at...

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  5. A sample of ammonium phosphate, (NH4)3PO4, contains 6 moles of hydroge...

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  6. Total number of moles of oxygen atoms in 3 litre O3 (g) at 27^@ C and ...

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  7. 3.011 xx 10^22 atoms of an element weighs 1.15 gm. The atomic mass of ...

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  8. One atom of an element x weighs 6.643 xx 10^(-23)g. Number of moles of...

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  9. Mass of one atom of the element A is 3.9854 xx 10^(-23)g. How many ato...

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  10. Which of the following contains the largest mass of hydrogen atoms ? A...

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  11. Which has minnimum number of oxygen atom ?

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  12. Rearrange the following (I to IV) in the order of increasing masses : ...

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  13. If the volume of a drop of water is 0.0018 mL then the number of water...

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  14. It is known that atom contain protons. Neutrons and electrons. If the...

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  15. Common salt obtained from sea-water contains 8.775% Na Cl by mass. The...

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  16. The number of hydrogen atoms present in 25.6 g of sucrose (C12 H22 O11...

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  18. The density of water is 1g/mL. Water is the volume occupied by 1 molec...

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  19. A 25.0 mm xx 40.0mm piece of gold foil is 0.25mm thick. The density of...

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  20. If average molecular mass of air is 29, then assuming N2 and O2 gases ...

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