Home
Class 12
CHEMISTRY
Calculate Delta G^(0) for the reaction ...

Calculate `Delta G^(0)` for the reaction
`CaF_(2)(s) hArr Ca^(2+)(aq)+2F^(-)(aq)`
Given that, `DeltaG_(f)^(0)(CaF_(2)(s))=-1162 kJ//"mole"`
`DeltaG_(f)^(0)(Ca^(2+)(aq))=-553.0"and" DeltaG_(f)^(0)(F^(-)(aq))=-276.5kJ//"mole"`
Also calculate `K_(sp)` for this reaction at `25^(@)C`.

Text Solution

Verified by Experts

The correct Answer is:
`(56kJ, 2xx10^(-10))`
Promotional Banner

Topper's Solved these Questions

  • CHEMICAL THERMODYNAMICS

    RC MUKHERJEE|Exercise Objective problems|58 Videos

  • CHEMICAL THERMODYNAMICS

    RC MUKHERJEE|Exercise Objective problems|58 Videos

  • CHEMICAL KINETICS

    RC MUKHERJEE|Exercise OBJECTIVE PROBLEMS |51 Videos

  • DILUTE SOLUTION AND COLLIGATIVE PROPERTIES

    RC MUKHERJEE|Exercise Objective problems|36 Videos

Similar Questions

Explore conceptually related problems

Calculate DeltaG^(@) for the reaction : Cu^(2+)(aq) +Fe(s) hArr Fe^(2+)(aq) +Cu(s) . Given that E_(Cu^(2+)//Cu)^(@) = 0.34 V , E_(Fe^(+2)//Fe)^(@) =- 0.44 V

Calculate Delta_(r)G^(@) for the reaction : Mg(s)+Cu^(2+)(aq) to Mg^(2+)(aq)+Cu(s) [Given E_(cell)^(@)=+2.71" V ", 1F=96500" C " ]

Find out InK_(eq) for the formation of NO_(2) from NO and O_(2) at 298 K NO_(g)+(1)/(2)O_(2)hArrNO_(2)g Given: DeltaG_(f)^(@)(NO_(2))=52.0KJ//mol e Delta_(f)^(@)(NO)=87.0KJ//mol e Delta_(f)^(@)(O_(2))=0KJ//mol e

Calculate DeltaG^(0) for the following reaction, Zn_((s))+Cu_((aq))^(2+)rarrZn_((aq))^(2+)+Cu_((s)).DeltaG_(f)^(0) of Cu_((aq))^(2+) is +65kJmol^(-1)andDeltaG_(f)^(0) of Zn_((aq))^(2+) is - 147.2 kJ mol^(-1)

Calculate the standard enthalpy of solution of AgCl(s) in water DeltaH_(f)^(0)(AgCl,s)= -127.07kJ mol^(-1), Delta H_(f)^(0)(Ag^(+),aq)=105.58 kJ mol^(-1),DeltaH_(f)^(0)(Cl^(-),aq)= -167.35 kJ mol^(-1)

Calculate the standard enthalpy of reaction ZnO(s)+CO(g)rarrZn(s)+CO_(2)(g) Given, Delta H_(f)(ZnO,s)=-350KJ//"mole",DeltaH_(f)^(@)(CO_(2),g)= -390KJ//"mole", DeltaH_(f)^(@)(CO,g)=-110KJ//"mole"

RC MUKHERJEE-CHEMICAL THERMODYNAMICS-Problems
  1. The heat of formation of Fe(2)O(3) "is" -821.32 kJ "mole"^(-1) at 298 ...

    Text Solution

    |

  2. A gas is enclosed in a cylinder with a piston. Weights are added to th...

    Text Solution

    |

  3. Calculate Delta G^(0) for the reaction CaF(2)(s) hArr Ca^(2+)(aq)+2F...

    Text Solution

    |

  4. Predict the direction in which Delta G^(0) for the equilibrium N(2)(...

    Text Solution

    |

  5. A heat pump is used to draw water from a well. The temperature of the ...

    Text Solution

    |

  6. Given the following reactions with their enthalpy changes, at 25^(@)C,...

    Text Solution

    |

  7. A system is changed from an initial state to a final state to a final ...

    Text Solution

    |

  8. Two moles of an ideal gas are held by a piston under 10 atm pressure a...

    Text Solution

    |

  9. Show that the differential dV of the molar volume of an ideal gas is a...

    Text Solution

    |

  10. Assume that the only change in volume is due to the production of hydr...

    Text Solution

    |

  11. A Carnot engine has an efficiency of 40% . If the temperature of the r...

    Text Solution

    |

  12. A Carnot engine, whose temperature of the source is 400K receives 200 ...

    Text Solution

    |

  13. One mole of an ideal gas at 22.4 litres is expanded isothermally and r...

    Text Solution

    |

  14. K(sp) of AgCl at 25^(@)C is 1.782 xx10^(-10). At 35^(@)C, K(sp) is 4.1...

    Text Solution

    |

  15. For the reaction C(s)+O(2)(g) to CO(2)(g) DeltaH^(0)=-393.51 kJ//"...

    Text Solution

    |

  16. The DeltaH^(0), DeltaG^(0) and DeltaS^(0) values for the reaction 2H...

    Text Solution

    |

  17. For each of the following processes, tell whether the entropy of the s...

    Text Solution

    |

  18. The heat of formation of ethane is -20.3 kcal. Calculate the bond ener...

    Text Solution

    |

  19. The heat of reaction of N(2)+3H(2) to 2NH(3) is -20 kcal. If the bond ...

    Text Solution

    |

  20. Calculate the heat of formation of acetone from the following data : ...

    Text Solution

    |