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The total number of neutrons present in ...

The total number of neutrons present in `54mL H_2O(l)` are :

A

`3 N_(A)`

B

`30 N_(A)`

C

` 24 N_(A)`

D

None of these

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NARENDRA AWASTHI-STOICHIOMETRY-Level 1 (Q.1 To Q.30)
  1. What is the charge of 96 amu of s^(2-) ?

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  2. A sample of sodium has a mass of 46g. What is the mass of the same num...

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  3. The total number of neutrons present in 54mL H2O(l) are :

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  4. Total number of electrons present in 48g mG^(2+) are :

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  5. The number of neutrons in 5 "g of" D(2)" O(D is " .(1)^(2)H)

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  6. Cisplatin, an anticancer drug, has the molecular formula Pt(NH3)2 Cl2....

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  7. Aspirin has the fromula C9 H8 O4. How many atoms of oxygen are there i...

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  8. 20g of ideal gas contains only atoms of S and O occupies 5.6 L at 1 at...

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

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

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  11. 3.011 xx 10^22 atoms of an element weighs 1.15 gm. The atomic mass of ...

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

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

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

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  15. Which has minnimum number of oxygen atom ?

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

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

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

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

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

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