Home
Class 12
CHEMISTRY
A sample of pure compound contains 2.04 ...

A sample of pure compound contains 2.04 g of sodium, `2.65xx10^(22)` atoms of carbon and 0.132 mol of oxygen atoms. Its empirical formula is

Text Solution

Verified by Experts

`Na_2CO_3`
Promotional Banner

Topper's Solved these Questions

  • MISCELLANEOUS OBJECTIVE QUESTIONS

    RC MUKHERJEE|Exercise MCQ|277 Videos

  • MOLECULAR WEIGHT

    RC MUKHERJEE|Exercise PROBLEMS |12 Videos

Similar Questions

Explore conceptually related problems

A sample of pure compound contains 1.15 g of sodium, 3.01xx10^(22) atoms of carbon and 0.1 mol of oxygen atom. Its empirical formula is

A given sample of pure compound contains 9.81 g of Zn, 1.8xx10^(23) atoms of chromium, and 0.60 mol of oxygen atoms. What is the simplest formula?

5.325 g sample of methyl benzoate, a compound used in the manufacture of perfumes is found to contain 3. 758 g of carbon, 0.316 g of hydrogen and 1.251 g of oxygen. What is empirical formula of compound. If mol. Weight of methyl benzoate is 136.0 , calculate its molecular formula.

An organic compound contains 40% carbons atom 6.67% hydrogen atoms and remaining oxygen atoms by mass. The empirical formula will be-

64g of an organic compound contains 24 g of carbon, 8gm of hydrogen and the rest oxygen. The empirical formula of the compound is

If we take 2.2 g of CO_2, 6.02 xx 10^21 atoms of nitrogen and 0.03 gram atom of oxygen, then the molar ratio of C,N and O atom will be

(a) State six postulates of Dalton's atomic theory. (b) A 0.24g sample of compound of carbon and oxygen on analysis was found to contain 0.096 g of carbon and 0.144 g of oxygen. Find the percentage composition of the compound by weight.

RC MUKHERJEE-MISCELLANEOUS PROBLEMS FOR REVISION-SUBJECTIVE TYPE QUESTIONS
  1. A sample of pure compound contains 2.04 g of sodium, 2.65xx10^(22) ato...

    Text Solution

    |

  2. The total number of molecules of hydrogen and oxygen that may be obtai...

    Text Solution

    |

  3. The total population of the world is now believed to be about 4.2 xx 1...

    Text Solution

    |

  4. Does 1 g of all elements contain nucleons equal to the Avogadro consta...

    Text Solution

    |

  5. A solution contains 0.18 g/mL of a substance X, whose molecular weight...

    Text Solution

    |

  6. Find the simplest formula of a solid whose cubic unit cell has an 'x' ...

    Text Solution

    |

  7. Calculate the work of an isobaric reversible expansion of three moles ...

    Text Solution

    |

  8. Calculate the work of an isothermal reversible expansion of three mole...

    Text Solution

    |

  9. The heats of solution of one mole of Na and that of Na2O in water und...

    Text Solution

    |

  10. The pressure of the water vapour of a solution containing a nonvolatil...

    Text Solution

    |

  11. An aqueous solution freezes at 271.5 K. Determine its boiling point an...

    Text Solution

    |

  12. The water vapour pressure at 293 K is 2338.5 Pa, and the vapour pressu...

    Text Solution

    |

  13. If the vapour pressure of pure liquids A and B are 300 mm and 800 mmHg...

    Text Solution

    |

  14. For the cells 2Ag + Pt^(2+) to 2Ag^(+) + Pt , E^@ = 0.4V 2Ag ...

    Text Solution

    |

  15. The standard reduction potential of the Ag^(o+)|Ag electrode at 298K i...

    Text Solution

    |

  16. A blown-up balloon has a volume of 500 mL at 5^@C . The balloon is dis...

    Text Solution

    |

  17. On the surface of the earth at 1 atm pressure, a balloon filled with H...

    Text Solution

    |

  18. A compound exists in the gaseous phase both as monomer (A) and dimer (...

    Text Solution

    |

  19. The equilibrium concentrations of HI, H2 and I2 were found to be 0.49,...

    Text Solution

    |

  20. Calculate Kc for the reaction: A(g) +B(g) iff 2C(g) , if 1 mole of A, ...

    Text Solution

    |