Home
Class 11
CHEMISTRY
A gas expands against a constant pressur...

A gas expands against a constant pressure of 1 atm from a volume of 5L to 10L. During the process, system absorbs 400 J of heat from the surroundings. Calculate the change in the internal energy of the system.

Text Solution

AI Generated Solution

To solve the problem, we will follow these steps: ### Step 1: Identify the given values - Pressure (P) = 1 atm - Initial Volume (V1) = 5 L - Final Volume (V2) = 10 L - Heat absorbed (q) = 400 J ...
Promotional Banner

Topper's Solved these Questions

  • CHEMICAL THERMODYNAMICS

    ICSE|Exercise REVIEW EXERCISES |84 Videos

  • CHEMICAL THERMODYNAMICS

    ICSE|Exercise REVIEW EXERCISES (Fill in the blanks )|6 Videos

  • CHEMICAL BONDING AND MOLECULAR STRUCTURE

    ICSE|Exercise NCERT TEXT-BOOK EXERCISES ( WITH HINTS AND SOLUTIONS)|47 Videos

  • CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

    ICSE|Exercise NCERT TEXT-BOOK. EXERCISE (With Hints and Solutions)|63 Videos

Similar Questions

Explore conceptually related problems

A simple of gas present in a cylinder fitted with a frictionless piston expands against constant pressure of 1atm from a volume fo 2L to 12L . During the process, it absorbs 600J of heat from the surroundings. Calculate the change in internal energy of the system.

During a process, a system absorbs 710 kJ of heat and does 250 J of work. Calculate the change in the internal energy of the system.

A system absorbs 400 J of heat and does work equivalent to 150 J on the surroundings. Calculate the change in the internal energy of the system.

A gas present in a cylinder fitted with a frictionless pistion expands against a constant pressure of 1atm form a volume of 2L to a volume of 6L . In doing so, it absorbs 800J heat form the surroundings. Determine the increases in internal enegry of process.

500cm^(3) of a sample of an ideal gas is compressed by an average pressure of 0.1 atm of 250 cm^(3) . During this process, 10J of heat flows out to the surroundings. Calculate the change in internal enegry of the system.

500cm^(3) of a sample of an ideal gas is compressed by an average pressure of 0.1 atm of 250 cm^(3) . During this process, 10J of heat flows out to the surroundings. Calculate the change in internal enegry of the system.

An ideal gas expand against a constant external pressure at 2.0 atmosphere from 20 litre to 40 litre and absorb 10kJ of energy from surrounding . What is the change in internal energy of the system ?

A system absorb 600 J of heat and work equivalent to 300 J on its surroundings. The change in internal energy

A system does 100J work on surroundings by absorbing 150J of heat. Calculate the change in internal energy.

A sample of gas is compressed by an average pressure of 0.50 atmosphere so as to decrease its volume from 400cm^(3) to 200cm^(3) . During the process 8.00 J of heat flows out to surroundings. The change in internal energy of the system is

ICSE-CHEMICAL THERMODYNAMICS -NCERT TEXT-BOOK. EXERCISES
  1. A gas expands against a constant pressure of 1 atm from a volume of 5L...

    Text Solution

    |

  2. Choose the correct answer. A thermodynamic state function is a quanti...

    Text Solution

    |

  3. For the process to occur under adiabatic conditions, the correct condi...

    Text Solution

    |

  4. The enthalpies of all elements in their standard states are

    Text Solution

    |

  5. DeltaU^@ of combustion of methane is -X kJ mol^(-1). The value of Delt...

    Text Solution

    |

  6. The enthalpy of combustion of methane, graphite and dihydrogen at 298 ...

    Text Solution

    |

  7. A reaction A + B toC + D + q is found to have a positive entropy chang...

    Text Solution

    |

  8. In a process, 701 J of heat is absorbed by a system and 394 J of work ...

    Text Solution

    |

  9. The reaction of cyanamide, NH(2)CN (s), with dioxygen was carried out ...

    Text Solution

    |

  10. Calculate the number of kJ of heat necessary to raise the temperature ...

    Text Solution

    |

  11. The enthalpy change on freezing of 1 mol of water at 5^(@)C to ice at ...

    Text Solution

    |

  12. Enthalpy of combustion of carbon to CO2 is -393.5 kJ mol^(-1) Calcu...

    Text Solution

    |

  13. Enthalpies of formation of CO(g).CO(2)(g) and N(2)O(4) are -110,-393,8...

    Text Solution

    |

  14. Given N(2)(g)+3H(2)(g)rarr2NH(3)(g),Delta(r)H^(Ө)= -92.4 kJ mol^(-1...

    Text Solution

    |

  15. Calculate the standard enthalpy of formation of CH(3)OH(l) from the fo...

    Text Solution

    |

  16. Calculate the enthalpy change for the process C CI(4)(g)rarrC(g)+4C...

    Text Solution

    |

  17. For an isolated system, DeltaU=0, what will be Delta S?

    Text Solution

    |

  18. For the reaction at 298 K, 2A + B to C DeltaH=400 KJ mol^(-1) an...

    Text Solution

    |

  19. For the reaction, 2Cl(g) to Cl2(g), what are the signs of DeltaH and D...

    Text Solution

    |

  20. For the reaction 2A(g)+B(g)rarr2D(g) DeltaU^(theta)=-10.55 KJ and ...

    Text Solution

    |

  21. The equilibrium constant for a reaction is 10. What will be the value ...

    Text Solution

    |