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Hydrogen Peroxide May Decompose to Form Water and Oxygen Gas

question 30

Multiple Choice

Hydrogen peroxide may decompose to form water and oxygen gas according to the following reaction. 2H2O2(g) Hydrogen peroxide may decompose to form water and oxygen gas according to the following reaction. 2H<sub>2</sub>O<sub>2</sub>(g)    2H<sub>2</sub>O(g) + O<sub>2</sub>(g)  In a particular experiment,1.75 moles of H<sub>2</sub>O<sub>2</sub> were placed in a 2.5-L reaction chamber at 307ºC.After equilibrium was reached,1.20 moles of H<sub>2</sub>O<sub>2</sub> remained.What is K<sub>c</sub> for the reaction? A) 2.0 × 10<sup>-4</sup> B) 2.3 × 10<sup>-2</sup> C) 2.4 × 10<sup>-3</sup> D) 5.5 × 10<sup>-3</sup> E) 3.9 × 10<sup>-4</sup> 2H2O(g) + O2(g)
In a particular experiment,1.75 moles of H2O2 were placed in a 2.5-L reaction chamber at
307ºC.After equilibrium was reached,1.20 moles of H2O2 remained.What is Kc for the reaction?

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Explain the role of communication networks like the Committees of Correspondence in fostering colonial unity.
Analyze the transition from resistance to independence within the American colonies.

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