donte99
donte99 donte99
  • 10-03-2019
  • Chemistry
contestada

what is the enthalpy of 2NO2(g) yields N2(g) + 2O2 (g)

Respuesta :

znk
znk znk
  • 10-03-2019

Answer:

-67.8 kJ

Step-by-step explanation:

                        2NO₂(g) ⇌ N₂(g) + 2O₂(g)

ΔH°f/kJ·mol⁻¹:   +33.9            0         0

ΔH°r = ΣΔH°f(products) - ΣΔH°f(reactants)

         =             0            -         2(33.9)

         = -67.8 kJ

Answer Link
ug2019
ug2019 ug2019
  • 27-04-2019

Answer:

The answer is -67.68 kJ

Explanation:

Answer Link

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