Home
Class 12
CHEMISTRY
If theta of reaction for the given acid-...

If theta of reaction for the given acid-base reaction:
`HA+NaOHrarrNaA+H_(2)O , Delta H= -4.7 kcal`
The heat of dissocitation of HA is ________.

Text Solution

Verified by Experts

The correct Answer is:
9
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • THERMODYNAMICS

    RESONANCE|Exercise exercise-2 Part-3: One or more than type one options correct type|11 Videos

  • THERMODYNAMICS

    RESONANCE|Exercise exercise-2 Part-4 : Comprehension|6 Videos

  • THERMODYNAMICS

    RESONANCE|Exercise Exercise-2 Part-1: Only one option correct type|21 Videos

  • TEST SERIES

    RESONANCE|Exercise CHEMISTRY|50 Videos

Similar Questions

Explore conceptually related problems

Calculate heat of dissociation for acetic acid from the following data: CH_(3)COOH +NaOH rarr CH_(3)COONa +H_(2)O DeltaH = - 13.2 kcal H^(o+) +overset(Theta)Ohrarr H_(2)O, DeltaH =- 13.7 kcal Also calculate heat of dissociation for NH_(4)OH if HCI +NH_(4)OH rarr NH_(4)CI +H_(2)O, DeltaH =- 12.27 kcal

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)

Knowledge Check

  • 2HCl rarr H_(2)+Cl_(2), Delta H=+44 kcals. In this reaction heat of formation of HCl in Kcals is:

    A
    `-44.0`
    B
    `+44.0`
    C
    `-22.0`
    D
    `+22.0`

  • for the dissociation reaction , H_(2)(g)Leftrightarrow2H(g),DeltaH= 162 kcal heat of atomisation of H is

    A
    81 kcal
    B
    162 kcal
    C
    208 kcal
    D
    218 kcal

  • In the reaction C_((s)) +O_(2(g)) rarr CO_(2(g)), Delta H =-94.3 Kcal

    A
    `H_(P) gt H_(R)`
    B
    `H_(P) lt H_(R)`
    C
    `H_(P) = H_(R)`
    D
    `H_(P)=2H_(R)`

    • Similar Questions

    Explore conceptually related problems

    Reaction H_(2)(g) + I_(2) (g) to 2HI, Delta H_("rxn") = 12.40 Kcal heat of formation of HI will be

    If Weak acid or weak base are neutralised ,the heat relealised , the heat released during neutralisatiojn is somewhat lesser than -13.7 kcal or -57.27Kj .Heat of neutralistion is also referred to as heat of formation of water from H^(+) and OH^(-) ionsi.e ., H^(+)OH^(-)to H_(2)O, Deltah=-13.7kcal Magnitude of heat of neutralistion of Hi and acetic acid respectively are (in kcal ) buy strong base are:

    According to the following reaction C(S)+1//2O_(2)(g)rarr CO(g), Delta H=-26.4 Kcal

    The heat change Delta H for the reaction 2 CO +O_2to 2 CO_2, Delta H=-135 kcal is called ______ .

    The enthalpy of neutralization of oxalic acid by a strong base is - 25.4 kcal mol^(-1) . The enthalpy of neutralization of strong acid and strong base is -13.7 kcal equiv^(-1) . The enthalpy of dissociation of H_(2)C_(2)O_(4) hArr 2H^(+) C_(2)O_(4)^(2-) is

    Home
    Profile