The standard enthalpies of formation of {Al}_{2} {O}_{3} and {CaO} are -1675 {kJ} {mol}{ }^{-1} and -625 {kJ} {mol}^{-1} respectively. For the reaction, 3 {CaO}+2 {Al} \rightarrow 3 {Ca}+ {Al}_{2} {O}_{3} the standard reaction enthalpy ∆_{t} {H}^{\circ} . . . . . . . . {kJ}. (Round off to the nearest integer). [17 Mar 2021 Shift 1]

Chemical Thermodynamics Part 1

Section: Chemistry

Question : 6 of 100

Marks: +1, -0

The standard enthalpies of formation of Al2O3 and CaO are −1675kJmol‌−1 and −625kJmol−1 respectively. For the reaction, 3CaO+2Al⟶3Ca+Al2O3 the standard reaction enthalpy ∆tH∘........kJ. (Round off to the nearest integer).

[17 Mar 2021 Shift 1]

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