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The number of atoms present in 16 g of o...

The number of atoms present in 16 g of oxygen is:

A

`6.02 xx 10^(11.5)`

B

`3.01 xx 10^(23)`

C

`3.01 xx 10^(11.5)`

D

`6.02 xx 10^(23)`

Text Solution

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The correct Answer is:
D
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RC MUKHERJEE-ELEMENTARY PROBLEMS BASED ON DEFINITION OF MOLE: THE MOLE CONCEPT -OBJECTIVE PROBLEMS
  1. How many grams are contained in 1 gram-atom of Na?

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  2. The weight of 350 ml a diatomic gas at 0^(@)C and 2atm pressure is 1 g...

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  3. The number of atoms present in 16 g of oxygen is:

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  4. 1 mole of a compound contains 1 mole of C and 2 moles of O. The molecu...

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  5. The volume of a gas at 0°C and 700 mm pressure is 760 cc. The number o...

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  6. 1 mole of a diatomic element X2 contains 34 and 40 moles of electrons ...

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  7. 2 moles of H atoms at NTP occupy a volume of:

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  8. Number of electrons in 1.8 grams of H(2)O are

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  9. Molecular weight of a gas, 11.2 litres of which at NTP weighs 14 g, is

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  10. The weight of 1 mole of a gas of density 0.1784 g/L at NTP is

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  11. Number of HCl molecules present in 10 mL of 0.1 N HCl solution is

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  12. Number of atoms in 12 g of ""(6)^(12) C is :

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  13. 5 moles of a gas in a closed vessel was heated from 300 K to 600 K. Th...

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  14. Which of the following contains greatest number of oxygen atoms ? . (a...

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  15. If the atomic weight of carbon is set at 24 amu, the value of the avog...

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  16. If 32 g of O(2) contain 6 022 xx 10^23 molecules at NTP then 32 g of ...

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  17. How many moles of electrons weigh one kilogram?

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  18. Experimentally it was found that a metal oxide has formula M(0.98) O. ...

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  19. The ratio of masses of oxygen and nitrogen of a particular gaseous mix...

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  20. The most abundant amounts by mass in the body of a healthy human adult...

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