Home
Class 12
CHEMISTRY
Calculate the enthalpy change of freezin...

Calculate the enthalpy change of freezing of `1.0` mol of water at `10^(@)C` to ice at `-10^(@)C, Delta_(fus)H=6.03 kJ mol^(-1)` at `0^(@)C`.
`C_(P)[H_(2)O(l)]=75.3 J mol^(-1) K^(-1)`
`C_(P)[H_(2)O(s)]=36.8 J mol^(-1) K^(-1)`

A

`-8.153(KJ)/(mol)`

B

`+7.251(KJ)/(mol)`

C

`-7.151(KJ)/(mol)`

D

`-6.115(KJ)/(mol)`

Text Solution

Verified by Experts

The correct Answer is:
C
`N//A`
Promotional Banner

Topper's Solved these Questions

  • TEST PAPER

    ALLEN|Exercise Exercise (chemistry)|165 Videos

  • TEST PAPER

    ALLEN|Exercise Exercise (Chemstry)|29 Videos

  • SURFACE CHEMISTRY

    ALLEN|Exercise ASSERTION & REASO|21 Videos

  • TEST PAPER 1

    ALLEN|Exercise CHEMISTRY|11 Videos

Similar Questions

Explore conceptually related problems

Calcualte the enthalpy change on freezing of 1.0 mole of water at 10.0^(@)C to ice at -10^(@) C. Delta_(fs)H=6.03 kJ mol^(-1) at 0^(@)C . C_(p)[H_(2)O(l)] = 75.3 J mol^(-1) K^(-1), C_(P)[H_(2)O(s)] = 36.8 Jmol^(-1)K^(-1)

The enthalpy change of freezing of 1 mol of water at 5^(@)C to ice at -5^(@)C is (Given Delta_(fus)H=6kJ"mol"^(-1) at 0^(@)C , (C_(p)(H_(2)O,s)=36.8J"mol"^(-1)K^(-1))

Calculate the enthalpy change on freezing one mode of water at 10^(@)C to ice at temperature -10^(0)C , Delta fus H=6.03KJmol^(-1) At 0^(0) , Cp H_(2)O_((l)) = 75.3Jmol^(-1)K^(-1) and Cp H_(2)O_((s)) =36.8Jmol

Calculate the entropy change for vaporization of 1mol of liquid water to stem at 100^(@)C , if Delta_(V)H = 40.8 kJ mol^(-1) .

What is the enthalpy change when 1.0 g of water is frozen at 0^(@)C ? Delta_(fus) = H = 6.02 kJ "mol"^(-1) .

Calculate the change in enthalpy for the following process at 1 atm H_(2)O(1, 50^(@)C) rarr H_(2)O (g, 150^(@)C) given that Delta H_(v) at 100^(@)C is 40.7 kJ mol^(-1) C_(p)(H_(2)O, l) = 75.0 J mol^(-1)K^(-1) C_(p)(H_(2)O, g) = 33.3 J mol^(-1)K^(-1)

The enthalpy change when 1 g of water is frozen at 0^@C ( Delta_(fus) H^@=-1.435 kcal/mol) is __________ .

ALLEN-TEST PAPER-Exercise (Chemstry)
  1. Calculate the enthalpy change of freezing of 1.0 mol of water at 10^(@...

    Text Solution

    |

  2. Assertion (A): The enthalpy of formation of H(2)O(l) is greater than t...

    Text Solution

    |

  3. Assertion :- The molarity of a certain solution is always greater than...

    Text Solution

    |

  4. Assertion :- K(c) for process 2H(2)O(l)hArr2H(2)O((g))+O(2(g))may be w...

    Text Solution

    |

  5. Assertion :- Adding inert gas at equilibrium to dissociation of PCL(3)...

    Text Solution

    |

  6. Assertion :- At constant temperature PV vs V plot for real gas is not ...

    Text Solution

    |

  7. Assertion :- Change in internal energy is zero for all gases at consta...

    Text Solution

    |

  8. Assertion :- Following amide exist in two structural forms. Reaso...

    Text Solution

    |

  9. Assertion :- Benzaldehyde forms two oximes on reaction with NH(2)OH. ...

    Text Solution

    |

  10. Assertion :- I effect of Cl atom is greater than F atom. Reason :- C...

    Text Solution

    |

  11. Assertion :- Cycolobutane is less stable than cyclopentane. Reason :...

    Text Solution

    |

  12. Assertion : The IUPAC name for the compound C(6)H(5)COOCH(2)CH(2)COOH ...

    Text Solution

    |

  13. Assertion :- The IUPAC name for the compound is 7-osxabicyclo [4,1,3]...

    Text Solution

    |

  14. Assertion :- The IUPAC name of the compound is cyclohexylidene methan...

    Text Solution

    |

  15. Assertion :- Electron gain enthalpy strictly becomes less negative on ...

    Text Solution

    |

  16. Assertion :- The following reaction C-Cl+MFrarrC-F+M-Cl Proceed better...

    Text Solution

    |

  17. Assertion :- Fire in reaction between saline hydride and water can no...

    Text Solution

    |

  18. Assertion :- BaSO(4) forms white ppt in water. Reason :- Its lattice...

    Text Solution

    |

  19. Assertion :- SF(6) cannot be hydrolysed SP(4) can be Reason :- Six F...

    Text Solution

    |

  20. Assertion :- Mn(2)O(7) is acidic but MnO is basic. Reason :- Mn^(+7)...

    Text Solution

    |

  21. Assertion :- Silicons are organosilicon polymers, which have (-R(2)SiO...

    Text Solution

    |