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Which of the following statement is corr...

Which of the following statement is correct?

A

28 g CO contains 12 g carbon and 16 g oxygen

B

One mole of CO reacts completely with half mole of `O_(2)` to form `CO_(2)`

C

`N_(2)` and Co have same molar mass

D

All of these

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The correct Answer is:
D
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AAKASH INSTITUTE ENGLISH-SOME BASIC CONCEPT OF CHEMISTRY-EXERCISE
  1. 8 gm H(2) and 32 gm O(2) is allowed to recant to form water then whic...

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  2. Equal volume of N(2) and H(2) react to form ammonia under suitable con...

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  3. How many grams of calcium oxide is obtained on heating 100 g of CaCO(3...

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  4. The volume of O(2) at STP required for the complete combustion of 4 g ...

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  5. 0.9 g Al reacts with dil. HCl to give H(2). The volume of H(2) evolve...

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  6. Which of the following statement is correct?

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  7. Calcium carbonate decomposes on heating according to the following equ...

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  8. Limiting reagent in a chemical reaction is that reactant which

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  9. What is the mass of glucose required to produce 44 g of CO(2), on comp...

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  10. 10g of MnO(2)on reactoin with HCI forms 2.24 L of Cl(2)(g) at NTP(1) t...

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  11. Molality is expressed in units of

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  12. Which of the following is correct?

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  13. Which of the following methods of expressing concentration varies with...

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  14. What is the molarity of NaOH solution if 250 mL of it contains 1 mg of...

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  15. How many grams of NaOH are present in 250 mL of 0.5 M NaOH solution ?

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  16. A 5 M solution of H(2)SO(4) is diluted from 1 litre to a volume of 100...

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  17. If 100 mL of 1 N H(2)SO(4) is mixed with 100 mL of 1 M NaOH solution. ...

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  18. 27 g of Al will react completely with ……… g of O(2).

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  19. 12 g of Mg (at. Mass 24) will react completely with acid to give

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  20. Volume at NTP of oxygen required to completely burn 1 kg of coal (100%...

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