Home
Class 12
CHEMISTRY
For the reaction 2\(C{6}H{5}CO{2}\)H(s)+...

For the reaction 2\(C_{6}H_{5}CO_{2}\)H(s)+13\(O_{2}(g)\rightarrow 12CO_{2} +H_{2}O\) \(\Delta U^{O} = -772.7kJmol^{-1}\) at 298K . Calculate \(\Delta H^{0}\) .
(A) \(+760.3kJmol^{-1}\)
(B) \(-760.3kJmol^{-1}\)
(C) \(+670.3kJmol^{-1}\)
(D) \(-790.3kJmol^{-1}\)

Promotional Banner

Similar Questions

Explore conceptually related problems

For the reaction : C_(2)H_(5)OH(l)+3O_(2)(g)rarr2CO_(2)(g)+3H_(2)O(g) if Delta U^(@)= -1373 kJ mol^(-1) at 298 K . Calculate Delta H^(@)

For the reaction C_(3)H_(8)(g) + 5 O_2)(g) rightarrow 2CO_(2)(g) + 4 H_(2)O(l) at constant temperature , DeltaH - Delta E is

Calorific value of ethane, in k J/g if for the reaction 2C_(2)H_(6) + 7O_(2) rightarrow 4CO_(2) + 6 H_(2)O, Delta H = -745.6 kcal

For the reaction CH_(4(g))+2O_(2(g))hArrCO_(2(g))+2H_(2)O_(l) : ( DeltaH=-170.8 kJmol^(-1) ). Which of the following statement is not true?

For the reaction: C_(3)H_(8)(g) + 5O_(2)(g) rightarrow 3CO_(2)(g) + 4H_(2)O(l) , DeltaG^(@) = -2.108 xx 10^(3) kJmol^(-) What is the value of of the standard electrode potential, E^(@) for a fuel cell based on this reaction?

For the reaction N_(2)(G)+3H_(2)(g)hArr2NH_(3)(g),Delta=-93.6KJmol^(-1) The number of moles o fH_(2) at equilibrium will increase If :