Home
Class 12
CHEMISTRY
A system absorbs 'xJ' heat and does "yJ"...

A system absorbs 'xJ' heat and does "yJ" work. Its `Delta E` is +Ve when

A

y gt x

B

x gt y

C

y = 2x

D

x = y

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • CHEMICAL THERMODYNAMICS

    AAKASH SERIES|Exercise Lecture Sheet- Exercise-II|25 Videos

  • CHEMICAL THERMODYNAMICS

    AAKASH SERIES|Exercise Lecture Sheet Exercise-III|23 Videos

  • CHEMICAL KINETICS

    AAKASH SERIES|Exercise Objective Exercise - 4 (Assertion (A) & Reason (R) Type Questions)|44 Videos

  • CHEMISTRY IN EVERY DAY LIFE

    AAKASH SERIES|Exercise PRACTICE EXERCISE|29 Videos

Similar Questions

Explore conceptually related problems

A system absorbs 600J of energy and does work equivalent to 400J J of energy. The internal energy changes

A system consisting of one mole of an ideal diatomic gas absorbs 200J of heat and does 50J of work on surroundings. What is the change in temperature if vibrational modes of motion are inactive?

A system absorbs 10kJ of heat at constant volume and its temperature rises from 27^(@)C " to" 37^(@)C . The Delta E of reaction is

What are the values of w and DeltaE , when a system absorbs 250J of heat by expanding from 1 lit to 10 lit against 0.5 atm pressure and at constant temperature.

A system absorbs 10kJ of heat at constant volume and its temperature rises from 27^(0)C " to " 37^(0)C . The DE of reaction is

AAKASH SERIES-CHEMICAL THERMODYNAMICS-Additional Practice Exercise
  1. A system absorbs 'xJ' heat and does "yJ" work. Its Delta E is +Ve when

    Text Solution

    |

  2. Which among the following is not an exact differential?

    Text Solution

    |

  3. A system consisting of one mole of an ideal diatomic gas absorbs 200J ...

    Text Solution

    |

  4. A mono atomic ideal gas undergoes a process in which the ratio of P to...

    Text Solution

    |

  5. 1 mole each of CaC(2), Mg(2)C(3) reacts with excess water in separate ...

    Text Solution

    |

  6. The temperature of 5 moles of a gas is decreased by 2K at constant pre...

    Text Solution

    |

  7. When an ideal gas at a pressure P, temperature T and volume V is isoth...

    Text Solution

    |

  8. Which of the following statement is incorrect?

    Text Solution

    |

  9. A gas absorbs 100 calories of heat energy and is compressed from 10L t...

    Text Solution

    |

  10. The enthalpy of neutralization of weak monoprotic acid, HA in 1M solut...

    Text Solution

    |

  11. The heat of combustion of hydrocarbon C(x)H(y) is ''a'' calories and h...

    Text Solution

    |

  12. The standard enthalpy of formation of hypothetical MgCl is -125kJ mol^...

    Text Solution

    |

  13. Calculate the resonance energy of N(2)O from the following data Delta ...

    Text Solution

    |

  14. The maximum entropy of mixing ocuurs when hexane and heptane are mixed...

    Text Solution

    |

  15. When 3.0 mole of an ideal diatomic gas is heated and compressed simult...

    Text Solution

    |

  16. underset(P(1), V(1), T(1))("State") A overset("Rev")rarr underset(P(2)...

    Text Solution

    |

  17. During winters, moisture condenses in the form of dew and can be seen ...

    Text Solution

    |

  18. Assuming Delta H^(0) and Delta S^(0) do not change with temperature th...

    Text Solution

    |

  19. For the reaction X(2)O(4(l)) rarr 2XO(2(g)), Delta U= 2.1 "kcal", Delt...

    Text Solution

    |

  20. The correct signs of Delta S for the following four processes respecti...

    Text Solution

    |

  21. Assume that C(6)H(6) and C(6)H(5)CH(3) form an ideal solution then Del...

    Text Solution

    |