2 NO 2 g - N 2 O 4 g Determine the heat of reaction for the above reaction- if the heat of formation- - H f for NO 2 g is 34 kJ-mole and N 2 O 4 g is 10 kJ-mole-

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Heat of Formation

2 NO 2 g → N ...

Question

$2 {N O}_{2} (g) \to N_{2} O_{4} (g)$
Determine the heat of reaction for the above reaction, if the heat of formation, $Δ H_{f}$ for ${N O}_{2} (g)$ is 34 $k J / m o l e$ and $N_{2} O_{4} (g)$ is 10 $k J / m o l e$ ?

- 58 k J

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- 48 k J

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10 k J

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48 k J

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78 k J

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Solution

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Similar questions

Δ H_{f}

{N O}_{2} (g)

34 k J / m o l e

N_{2} O_{4} (g)

10 k J / m o l e

2 N O_{2} (g) ⇌ N_{2} O_{4} (g)

N_{2} O_{4}

N O_{2} (g)

N_{2} O_{4} (g)

N_{2} O_{4} (g) ⟶ 2 N O_{2} (g)

Δ H = + 54

k J

E_{f} = + 57.2

k J

N_{2} O_{4} (g)

\frac{1}{2} N_{2} (g) + \frac{1}{2} O_{2} (g) ⟶ N O (g)

{Δ G} = 86.6 k J

N O (g) + \frac{1}{2} O_{2} (g) ⟶ N O_{2} (g)

{Δ G} = - 34.82 k J

{2 N O}_{2} (g) ⟶ N_{2} O_{4} (g)

{Δ G} = - 5.77 k J

K

N_{2} O_{4} (g) ⇌ N_{2} (g) + \frac{1}{2} O_{2} (g)

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