For the Decomposition of Hydrogen Peroxide to Water and Oxygen $\frac{1}{2}$

question 18

Multiple Choice

For the decomposition of hydrogen peroxide to water and oxygen, H₂O₂(g) → H₂O(g) + $\frac{1}{2}$ O₂(g)
ΔH° = −106 kJ,and ΔS° = +0.0580 kJ/K.Under which of the following conditions is the reaction spontaneous (ΔG° < 0) ?

• A) The temperature must be greater than 1.83 × 10³ K.
• B) The temperature must be less than 1.83 × 10³ K.
• C) The temperature must be between 225 K and 1.83 × 10³ K.
• D) ΔG° is always less than zero.
• E) ΔG° is never less than zero.

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