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12 February, 16:17

What is the entropy change for the third reaction below?

N2 (g) + O2 (g) → 2NO (g), ∆H = 180 kJ

2NO2 (g) → 2NO (g) + O2 (g), ∆H = 112 kJ

N2 (g) + 2O2 (g) → 2NO2 (g)

A) 34 kJ

B) 292 kJ

C) 146 kJ

D) 68 kJ

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Answers (1)
  1. 12 February, 16:37
    0
    292 kJ

    Explanation: the summ of the first and the second reaction.
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