Home
Class 12
CHEMISTRY
For the reaction A(g)+2B(g)rarr2C(g)+3...

For the reaction
`A(g)+2B(g)rarr2C(g)+3D(g)`,
the value of `DeltaH` at `27^(@)C` is `19.0 kcal`. The value of `DeltaE` for the reaction would be
`(R=2.0 cal H^(-1)mol^(-1))`

A

19.8 kcal

B

20.8 kcal

C

18.8 kcal

D

17.8 kcal

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • POLYMERS

    TARGET PUBLICATION|Exercise Evaluation Test|11 Videos

  • SOLID STATE

    TARGET PUBLICATION|Exercise QUESTION|211 Videos

Similar Questions

Explore conceptually related problems

For the reaction, A (g) + 2B(g) rarr 2C(g) + 3D(g) the change of enthalpy at 27^@C is 19 kcal. The value of Delta E is:

For the reaction at 298 K A(g) + B(g) hArr C(g) + D(g) If DeltaH^(@) =-29.8 Kcal and DeltaS^(@) Kcal K^(-1) then calculate reaction constant (k)

For a gaseous reaction A(g) + 3 B(g) rightarrow 3C(g) + 3D(g) Delat E is 27 kcal at 37^(@)C . Assuming R = 2 cal K^(-1) mol^(-1) the value of Delta H for the above reaction will be

For a gaseous reaction, A(g)+3B(g)to3C(g)+3D(g),DeltaD is 17 kcal at 27^(@)C . Assuming R=2cal" "K^(-1)mol^(-1) , the value of DeltaH for the above reaction is:

TARGET PUBLICATION-QUESTION PAPER 2019-MCQs
  1. A system releases 15Kj of energy as heat and does 10 Kj of work on sur...

    Text Solution

    |

  2. Which of the following equations is correct for isochoric process acco...

    Text Solution

    |

  3. For the reaction A(g)+2B(g)rarr2C(g)+3D(g), the value of DeltaH at...

    Text Solution

    |

  4. Conductivity of an electrolytic solution and cell constant are related...

    Text Solution

    |

  5. The distance between the eletrodes of a conductivity cell is 0.98 cm a...

    Text Solution

    |

  6. Which of the following electrolytes is used to maintain electrical ene...

    Text Solution

    |

  7. For a first order reaction, when a graph is plotted between log^(10)""...

    Text Solution

    |

  8. The unit of rate constant for zero order reaction is :

    Text Solution

    |

  9. Which among the following is a mineral of zinc ?

    Text Solution

    |

  10. Percentage of carbon in steel is .

    Text Solution

    |

  11. The element that does not exhibit allotropy is

    Text Solution

    |

  12. Which among the following hydrides is used in Holme's signals for ship...

    Text Solution

    |

  13. Which of the following statement is CORRECT for PCl(5) molecule /

    Text Solution

    |

  14. The CORRECT decreasing order of energy released when an electron is ...

    Text Solution

    |

  15. Which noble gas is used in gas chromatography ?

    Text Solution

    |

  16. The spin-only magnetic moment [in units of Bohr magneton, (mu(B) of Ni...

    Text Solution

    |

  17. Which among the following elements is radioactive ?

    Text Solution

    |

  18. Which among the following is an example of ionization isomer ?

    Text Solution

    |

  19. Which dispositive ion of following metals from most stable coordinatio...

    Text Solution

    |

  20. An alkane that gives only one types of monohalogen derivative on homog...

    Text Solution

    |