Home
Class 12
CHEMISTRY
One mole of a perfect gas expands isothe...

One mole of a perfect gas expands isothermally to ten times its original volume. The change in entropy is

A

0.1 R

B

2.303 R

C

10.0 R

D

100.0 R

Text Solution

Verified by Experts

The correct Answer is:
B

`Delta S= nR//n (V_(2))/(V_(1))=2.303 xx1xxR log ""(10)/(1)=2.303 R`
Promotional Banner

Topper's Solved these Questions

  • CHEMICAL THERMODYNAMICS AND ENERGETICS

    MARVEL PUBLICATION|Exercise MULTIPLE CHOICE QUESTIONS (Third Law of Thermodynamics)|6 Videos
  • CHEMICAL THERMODYNAMICS AND ENERGETICS

    MARVEL PUBLICATION|Exercise MULTIPLE CHOICE QUESTIONS (HIGHER LEVEL)|112 Videos
  • CHEMICAL THERMODYNAMICS AND ENERGETICS

    MARVEL PUBLICATION|Exercise MULTIPLE CHOICE QUESTIONS (Spontaneous Process, Entropy and Second Law of Thermodynamics)|16 Videos
  • CHEMICAL KINETICS

    MARVEL PUBLICATION|Exercise TEST YOUR GRASP|50 Videos
  • CHEMISTRIY IN EVERYDAY LIFE

    MARVEL PUBLICATION|Exercise TEST YOUR GRAPS|24 Videos

Similar Questions

Explore conceptually related problems

A sample containing 1.0 mol of an ideal gas is expanded isothermally and reversibly to ten times of its original volume in two separate experiments.The expansion is carried out at 300 K and at 600 K respectively.Choose the correct option.

4g of he gas is expanded isothermally at 300K from litre to 10L. The molar change in entropy is:

One mole of an ideal gas at 25^(@)C is subjected to expand reversible ten times of its intial volume. The change in entropy of expansion is

A mass of ideal gas at pressure P is expanded isothermally to four times the original volume and then slowly compressed adiabatically to its original volume. Assuming gamma to be 1.5, the new pressure of the gas is

When 3mole of an idela gas expand reversibly and isothermally five times its initial volume 6kJ heat flow into it. What must be the temperature of the gas?

One mole of an ideal gas expands isothermally to double its volume at 27^(@)C . The work done by the gas is nearly

One gram mole of an ideal gas at N.T.P is first expanded isothermally to twice the origional volume. It is then compressed at constant volume, till its pressure is raised to the original value. Calculate the total amount of work done. Given R= 8.3 mol e^(_1)K^(-1) .

An ideal gas intially has pressure P volume V and temperature T . Its is isothermally expanded to four times of its original volume, then it is compressed at constant pressure to attain its original volume V . Finally, the gas is heated at constant volume to get the original temperature T . (a) Draw V-T curve (b) Calculate the total work done by the gas in the process.(given ln2 = 0.693)

MARVEL PUBLICATION-CHEMICAL THERMODYNAMICS AND ENERGETICS-MULTIPLE CHOICE QUESTIONS (Gibbs Free Energy)
  1. Calculate the temperature at which DeltaG=-5.2 kJmol^-1,DeltaH=145.6kJ...

    Text Solution

    |

  2. Calculate the free energy change for the following reaction at 300 K. ...

    Text Solution

    |

  3. One mole of a perfect gas expands isothermally to ten times its origin...

    Text Solution

    |

  4. Which of the following reaction is said to be enthalpy driven?

    Text Solution

    |

  5. For the Ararr B process Given : Delta H =+ve, Delta S =-ve, T Delta ...

    Text Solution

    |

  6. Most disordered system is

    Text Solution

    |

  7. A (G(1)" free energy") rarr B(G(2)" free energy") The above reaction...

    Text Solution

    |

  8. The possibility of a reaction for its completion increases if

    Text Solution

    |

  9. For a reaction to have highest spontaneity, it should be

    Text Solution

    |

  10. 1 mole of CO(2) is available in the gaseous state (at NTP) 1 mole of C...

    Text Solution

    |

  11. Standard state of a gaseous substance indicates that the substance is ...

    Text Solution

    |

  12. One mole of ice is converted into water at 273K. The entropies of H2O(...

    Text Solution

    |

  13. Which one of the following conditions corresponds to a transformation ...

    Text Solution

    |

  14. At 373 K, the heat of transition for H(2)O(l) rarr H(2)O((g))" is "Del...

    Text Solution

    |

  15. For reaction 2Cl((s)) to Cl(2(s)), the signs of Delta H "and " Delta S...

    Text Solution

    |

  16. For an adiabatic process

    Text Solution

    |

  17. Identify the correct statement for change of Gibbs energy for a system...

    Text Solution

    |

  18. Which of the following process proceeds with the +ve value of Delta S?

    Text Solution

    |

  19. At 27^(@)C latent heat of fusion of a compount is 2930 j/mol. Entropy ...

    Text Solution

    |

  20. In thermodynamics, a process is called reversible when

    Text Solution

    |