Home
Class 11
CHEMISTRY
The molecules of H2 present in one gram ...

The molecules of `H_2` present in one gram of `H_2` (hydrogen) gas are

A

`6.023 xx 10^23`

B

`6.023 xx 10^22`

C

`3.0115 xx 10^22`

D

`3.0115 xx 10^23`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • STATES OF MATTER : GASEOUS AND LIQUID STATES

    CHETANA PUBLICATION|Exercise EXERCISE|28 Videos
  • SECOND UNIT TEST PAPER

    CHETANA PUBLICATION|Exercise EXERCISE|5 Videos
  • STRUCTURE OF ATOM

    CHETANA PUBLICATION|Exercise EXERCISE|8 Videos

Similar Questions

Explore conceptually related problems

How many molecules are present in one gram of hydrogen gas?

Calculate the number of moles of hydrogen and gas present in 0.5 m^3 sample of hydrogen gas at a pressure of 101.325 Pa and at 27^@C .

The mass of one molecule of O_2 in grams is ___.

How many g of H_2 O are present in 0.25 mol of it ?

How many g of H_2O are present in 0.25 mol of it?

The molecular weight of oxygen gas (02) is 32 while that of hydrogen gas (H2) is 2. Prove that under the same physical conditions, the velocity of sound in hydrogen is four times that in oxygen.

If one of the two electrons of a H_2 molecule is removed, we get a hydrogen molecular ion H_2^+ . In the ground state of an H_2^+ , the two protons are separated by roughly 1.5 overset (@)(A) , and the electron is roughly 1 overset (@)(A) from each proton. Determine the potential energy of the system. Specify your choice of the zero of potential energy.

The approximate mass of H_(2)O_(2) present in 200 mL of 100 volume H_(2)O_(2) in grams is ________.

One mole of H_(2)O corresponds to _______

The ionisation potential of H_2 atom is

CHETANA PUBLICATION-STATES OF MATTER : GASEOUS AND LIQUID STATES-EXERCISE
  1. The physical state of substance with lot of empty space(intermolecular...

    Text Solution

    |

  2. The volume of a gas is 40 mL at 10^@C.If by keeping the pressure const...

    Text Solution

    |

  3. At STP, the weight of 0.112 L N2 gas is

    Text Solution

    |

  4. The temperature 104^@F is equal to

    Text Solution

    |

  5. Critical temperature of CO2(g) is

    Text Solution

    |

  6. A balloon is filled with 4g of He gas at 22^@C and 720 mm of Hg. The v...

    Text Solution

    |

  7. If the pressure of V dm^3 of a dry gas was increased from 210 KPa to 4...

    Text Solution

    |

  8. Weight of 2L of N2 gas is

    Text Solution

    |

  9. The compressibility factor for an ideal gas is

    Text Solution

    |

  10. At high altitude, the boiling point of water gets lowered because

    Text Solution

    |

  11. For given mass of gas at constant temperature the volume becomes three...

    Text Solution

    |

  12. The number of moles of H2 in 0.224 Lof H2 gas at STP assuming ideal be...

    Text Solution

    |

  13. The molecules of H2 present in one gram of H2 (hydrogen) gas are

    Text Solution

    |

  14. When the temperature is increased ,surface tension of water

    Text Solution

    |

  15. The pressure and temperature of 4 dm^3 of CO2 gas are doubled,the volu...

    Text Solution

    |

  16. Five grams each of the following gases at 87^@C and 750 mm pressure ar...

    Text Solution

    |

  17. The pressure exerted by 6.0 g of CH4 gas in 0.03 m^3 vessel at 120^@C ...

    Text Solution

    |

  18. 500 mL of N2 at 27^@Cis cooled to -5^@Cat the same pressure.The new vo...

    Text Solution

    |

  19. The density of O2 is 16 at NTP. At what temperature its density will b...

    Text Solution

    |

  20. Identify type of intermolecular forces in the following compounds. CH2...

    Text Solution

    |