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Difference between Internal Energy and Enthalpy

Which of the ...

Question

Which of the following is not favourable for $S O_{3}$ formation?
$2 S O_{2} (g) + O_{2} (g) ⇌ 2 S O_{3} (g)$ ; $Δ H = - 45.0$ kcal

High pressure

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High temperature

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Decreasing

S O_{3}

concentration

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Increasing reactant concentration

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Solution

The correct option is B High temperature
The reaction is exothermic. Low temperature favors exothermic reaction.

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Similar questions

S O_{3}

2 S O_{2} (g) + O_{2} (g) ⇌ 2 S O_{3} (g); △ H = - 45.0 k c a l

S O_{3}

2 S O_{2} (g) + O_{2} (g) ⇌ 2 S O_{3} (g); △ H = - 45.0 k c a l

S O_{3}

2 S O_{2} (g) + O_{2} (g) ⇌ 2 S O_{3} (g), Δ H = - 198 k J

S (s) + O_{2} (g) \to {S O}_{2} (g); Δ H^{\circ} = - 297 k J

2 {S O}_{2} (g) + O_{2} (g) \to 2 {S O}_{3} (g); Δ H^{\circ} = - 198 k J

S O_{3}

S (s) + \frac{3}{2} O_{2} (g) \to {S O}_{3} (g)

2 S O_{2} (g) + O_{2} (g) ⇌ 2 S O_{3} (g) + X cal

S O_{3}

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