Home
Class 11
CHEMISTRY
Calculate the ethanly change for the giv...

Calculate the ethanly change for the given reaction from data provided (KJ/mole)
`{:(HA(g),+,B(g),to, AHB(s)),(("weak acid"),,("Weak base"),,("Salt")):}`
`DeltaH_("neutralization "){HA(aq)["at infinte dilution "]//B(aq)`
`["at infinite dilution "]=-40kJ//"mole"`
`DeltaH_("solution ")[HA(aq)]=-10kJ//"mole"{"at infinite dilution "}`
`DeltaH_("soltuion")[B(g)=-5KJ//"mole" {"at infinite dilution" }`
`DeltaH_("solution ")[HAB(s)]=+8KJ//"mole"`
`{ "at infinite dilution"}`

A

`-36`

B

`-63`

C

`-45`

D

`-37`

Text Solution

Verified by Experts

The correct Answer is:
b
Promotional Banner

Topper's Solved these Questions

  • SALT ANALYSIS

    GRB PUBLICATION|Exercise Subjective Type|69 Videos

Similar Questions

Explore conceptually related problems

From the following date , mark the opation(s) where Delta H is correctly written for the given reaction . Given: H+(aq) +OH-(aq) to H_(2)O(l), DeltaH=-57.3 kJ DeltaH_(solution) HA(g)=-70.7 kJ"mole" DeltaH_(solution) BOH(g)=- 20 kJ"mole" DeltaH_("ionzatoin") of HA=15 kJ//"mole" and BOH is a strong base.

Calculate the enthalpy change of 1 mole of reaction Na(s)+(1)/(2)Br_(2)(g)rarrNaBr(s) in kcal Given : Delta H_("sub")(Na)=137 kJ "mole"^(-1) , DeltaH_("bond dissociation")(Br_(2)(g))=144 kJ "mole"^(-1) Delta H_("1 st ionisation")(Na(g)=496 kJ "mole"^(-1) , Delta H_(1 st "electron affinity")(Br(g)=-325 kJ "mole"^(-1) Delta H_("Lattice energy")(NaBr)= +742

Calculate the amount of heat released at constant pressure when 10 moles of carbon react with 6 moles of O_(2) leaving none of the reactants. DeltaH_("combustion")C_(("graphite"))=-390KJ//"mole", DeltaH_("combustion")CO(g)=-250KJ//"mole"

For reaction A+B to M+N following energy diagram is obtained If x=50KJ//"mole", y=45KJ//"mole" and z=30KJ//"mole" , then value of DeltaH_(rxn) ("in"KJ//"mole") is--------.

Calculate bond energy of X-X bond from the following data. DeltaH_(f) "of" X(g)=+300 kJ//"mole"

The molecular conductivity of acetic acid at infinite dilution is 390 S cm^(2) "mole"^(-1) and for 0.1 acetic and solution is 5.8 cm^(3) "mole"^(-1) .The hydrogen ion concentration of the solution is

From the following data, mark the option (s) where Delta H is correctlt written for the given reaction. Given H^(+)(aq) + OH^(-)(aq) rarr H_(2)O(l), Delta H = -57.3 kJ Delta H_("solution") of HA(g) = -70.7kJ/mol Delta H_("solution") of BOH(g) = 20kJ/mol Delta H_("ionization") of HA = 15 kJ/mol and BOH is a strong base Reaction Delta H_(r)(kJ//mol)

GRB PUBLICATION-THERMODYNAMICS-All Questions
  1. Calculate the amount of heat released at constant pressure when 10 mol...

    Text Solution

    |

  2. The reaction CH(4)(g)+Cl(2)(g)to CH(3)Cl(g)+HCl(g) has DeltaH=-25kcal ...

    Text Solution

    |

  3. Calculate the ethanly change for the given reaction from data provided...

    Text Solution

    |

  4. Lattice energy of Na(2)CO(3) is -205 KJ/mole and hydrogen energy of Na...

    Text Solution

    |

  5. If x(1) , x(2) and x(3) are enthalpies of H-H , O=O and O-H bonds resp...

    Text Solution

    |

  6. NH(3)(g)+3Cl(2)toNCl(3)(g)+3HCl(g),DeltaH(1) N(2)(g)+3H(2)(g)to2NH(3...

    Text Solution

    |

  7. For the combustion of 1 mole of liquid benzene at 27^(@)C the heat of ...

    Text Solution

    |

  8. Consider the equation: 4PH(3)(g)+80(2)(g)toP(4)O(10)(s)+6H(2)O(g), ...

    Text Solution

    |

  9. Molar enthalpy of combustion of C(2)H(2)(g),C("graphite")andH(2)(g) ar...

    Text Solution

    |

  10. If CH(3)COOH+OH^(-)toCH(3)COO^(-)+H(2)O+q(1)and H^(+)+OH^(-)to H(2)O+q...

    Text Solution

    |

  11. The enthalpy of solution , sodium and sodium oxide in large volume of ...

    Text Solution

    |

  12. 0.2 M, 100ml NaOH is mixed wih 0.4 M, 100mL HCl solution . Determine ...

    Text Solution

    |

  13. The heat or rectin does not depend upon :

    Text Solution

    |

  14. Which of the following enthalpy may be positive or negative?

    Text Solution

    |

  15. Heat of reaction of C("diamond")+2S(s) to CS(2)(l) is known as :

    Text Solution

    |

  16. What is heat of submisation of P(4)O(6)(s)? Given heat of sublimatio...

    Text Solution

    |

  17. If the enthalpy of combustion of benzene (l), carbon (s) and hydrogen ...

    Text Solution

    |

  18. The enthalpy of dissolution of BaCl(2)(s) and BaCl(2).2H(2)O are -20.6...

    Text Solution

    |

  19. the heat of atomization of methane and ethane are 360 KJ/mol and 620 ...

    Text Solution

    |

  20. Calculate the standard enthalpy of formation of acetylena from the fol...

    Text Solution

    |