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The compound in which mass percentage of...

The compound in which mass percentage of carbon is 75% and that of hydrogen is 25% is

A

`C_(2)H_(6)`

B

`C_(2)H_(2)`

C

`CH_(4)`

D

`C_(2)H_(4)`

Text Solution

Verified by Experts

The correct Answer is:
C
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AAKASH INSTITUTE ENGLISH-SOME BASIC CONCEPT OF CHEMISTRY-EXERCISE
  1. The percentage of nitrogen in HNO(3) is

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  2. What is the ratio of empirical formula mass to molecular formula mass ...

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  3. The compound in which mass percentage of carbon is 75% and that of hyd...

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  4. Identify the molecule having empirical formula CH(2)O

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  5. 4 g of a metal oxide contains 1.6 g-oxygen, then equivalent mass of th...

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  6. 8 gm H(2) and 32 gm O(2) is allowed to recant to form water then whic...

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

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

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

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  10. 0.9 g Al reacts with dil. HCl to give H(2). The volume of H(2) evolve...

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  11. Which of the following statement is correct?

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

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

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

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  15. 10g of MnO(2)on reactoin with HCI forms 2.24 L of Cl(2)(g) at NTP(1) t...

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  16. Molality is expressed in units of

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  17. Which of the following is correct?

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

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

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

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