The Compound RX₃ Decomposes According to the Equation 3RX₃ →

question 30

Multiple Choice

The compound RX₃ decomposes according to the equation 3RX₃ → R + R₂X₃ + 3X₂
In an experiment the following data were collected for the decomposition at 100°C. What is the average rate at which RX₃ is disappearing over the entire experiment?

• A)0.011 mol L ⁻¹s ⁻¹
• B)0.019 mol L ⁻¹s ⁻¹
• C)0.044 mol L ⁻¹s ⁻¹
• D)0.049 mol L ⁻¹s ⁻¹
• E)0.069 mol L ⁻¹s ⁻¹

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