Home
Class 11
CHEMISTRY
For an allotropic change: A(s)to B(s)...

For an allotropic change:
`A(s)to B(s), deltaG_(400)^(@)=20kJ//"mole"`
If molar volume A and B are `12mL//"mole"` and `10mL//"mole"` respectively then calculate approximate pressure at which the two allotropes will be at equillibrium at 400K:

A

`10^(5)Pa`

B

`2xx10^(4)Pa`

C

`100Pa`

D

`10^(10)Pa`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • SALT ANALYSIS

    GRB PUBLICATION|Exercise Subjective Type|69 Videos

Similar Questions

Explore conceptually related problems

Enthalpies of solution of BaCl_(2)(s) and BaCl_(2).2H_(2)O(s) are -20 kJ//"mole" and 8.0kJ//"mole" respectively. Calculate heat of hydration of BaCl_(2)(s) .

Two gases H_2 and CO_2 are taken 1mol and 2mol respectively in a container of volume 100ml at 400K. Find pressure of the mixture

For a reaction A(s)to B(s), DeltaG_(300)^(@)=-2kJ//"mole" Where A and B ar allotropic forms. At what external pressure will the reaction attain equillbrium at 300K, if specific volume of A and B are 10mL//g and 15mL//g respectively and molar mass of A is 40g:

4 KJ of heat is absorbed when 1 mole of ice melts at 0^(@)C and at constant pressure 1 atm . If molar volume of ice and water are 19 ml and 18 ml respectively, then [Take 1 atm=10^(5)Pa ]

Four balls A,B,C and D displace 10mL,24mL,15mL and 12mL of a liquid respectively when immersed completely the ball which will undergo the maximum apparent loss in weight will be

One mole of gas A and three moles of a gas B are placed in flask of volume 100 litres at 27°C. Calculate the total partial pressure of the gases in the mixture.

One mole of gas occupies a volume of 200 mL at 100 mm pressure . What is the volume occupied by two mole of gas at 400 mm pressure and at same temperature ?

For the reaction A(g)+2B(s)toC(l)+D(g)," "Delta H=-40 kJ//"mole" 10 mole of each A and B are mixed in a closed rigid container and allowed to react at 300 K. Calculate the heat transfer (in kJ) occurs in the process. [Use : R=8.3 "J"//"K-mole" ]

GRB PUBLICATION-THERMODYNAMICS-All Questions
  1. The entropy change when 2 moles of an ideal monoatomic gas us subjecti...

    Text Solution

    |

  2. In order to solve a complex physical chemistry, problem, brain require...

    Text Solution

    |

  3. For an allotropic change: A(s)to B(s), deltaG(400)^(@)=20kJ//"mole"...

    Text Solution

    |

  4. Which of the following options correctly represent trure//false nature...

    Text Solution

    |

  5. Which of the following parameters is correct reagarding adsorption of ...

    Text Solution

    |

  6. A substance has latent heat of vaporisation (at its boiling point 300K...

    Text Solution

    |

  7. For a reaction: 2A(g)+4B(g)to 5C(g)+2D(l)DeltaE^(@)=40kca\l//"mole" an...

    Text Solution

    |

  8. A heat engine takes up heat at 100K and liberates heat at 200K. Which ...

    Text Solution

    |

  9. Which of the reaction is expectd to be spontaneous at low temperatures...

    Text Solution

    |

  10. Which of the following statements is incorrect?

    Text Solution

    |

  11. For a substance A, vapour pressure of liquid and solid state at temper...

    Text Solution

    |

  12. Which of the following options correctly reagarding the following stat...

    Text Solution

    |

  13. In which of the following cases, entropy of the system is increasing.

    Text Solution

    |

  14. An ideal gas (gamma=1.4) is used in a carnot cycle as a working substa...

    Text Solution

    |

  15. Caculate DeltaG(kJ//"mole") "for the reaction at 300K" N(2)(g)+O(2)(...

    Text Solution

    |

  16. Identify the option which is correct :

    Text Solution

    |

  17. For a reaction: 2A(g)+B(g)toC(g), DeltaU^(@)=30kcal//"mole" , DeltaS^(...

    Text Solution

    |

  18. What is the free energy for the process H(2)O(l,-10^(@)C, 0.28Pa,1"m...

    Text Solution

    |

  19. Which of the following options represents correct sequence of True (T)...

    Text Solution

    |

  20. A reaction has an equillibrium constant of 0.98 at 300K and 1.2 at 400...

    Text Solution

    |