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Which weighs the maximum ?...

Which weighs the maximum ?

A

2.24 litres of `CO_(2)` at N.T.P

B

`6.022 xx 10^(23)` molecules of `CO_(2)`

C

`6.022 xx 10^(23)` molecules of `CO_(2)`

D

10 g of `CO_(2)`

Text Solution

Verified by Experts

The correct Answer is:
B
`6.022 xx 10^(23)` molecules of `CO_(2)` weigh 44 g (gram molar mass). Weigh maximum.
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DINESH PUBLICATION-MOLE CONCEPT-Competitive (MCQ)
  1. Which weighs the maximum ?

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  2. The number of atoms in 4.25g of NH(3) is approximately :

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  3. The number of molecules in 16g of methane is :

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  4. 4.4 g of an unknown gas occupies 2.24 L of volume under N.T.P. conditi...

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  5. The number of moles of oxygen in 1L of air which contains 21% oxygen b...

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  6. The maximum amount of BaSO(4) precipitated on mixing BaCl(2)(0.5 M) wi...

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  7. One molal solution contains 1 mole of a solute in :

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  8. Given the number : 161 cm, 0.161 cm and 0.0161 cm. The no. of signific...

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  9. Haemoglobin contain 0.33 % of iron by weight. The molecular mass of ha...

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  10. How many grams of dibasic acid (molecular mass 200) should be present ...

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  11. Assuming fully decomposed, the volume of CO(2) released at N.T.P on he...

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  12. The specific heat of a metal is 0.16. It appoximate atomic mass would ...

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  13. Which has the maximum number of atoms ?

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  14. The mass of CaCO(3) produced when carbon dioxide is bubbled through 50...

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  15. One gram of a metallic oxide on reduction gives 0.68 g of the metal. T...

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  16. 2.5 litres of 1M NaOH solution is mixed with 3.0 litres of 0.5 M NaOH ...

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  17. Given the numbers : 786, 0.786 and 0.0786 cm. The number of significan...

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  18. The weight of one molecule of compound C(60)H(22) is :

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  19. The litres of CO(2) represented by 4.4 g of CO(2) at S.T.P are :

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  20. The weight of pure NaOH required to prepare 250 mL of 0.1 N solution i...

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