The Rate of Disappearance of HBr in the Gas Phase

question 57

Multiple Choice

The rate of disappearance of HBr in the gas phase reaction 2HBr(g) → H₂ (g) + Br₂ (g)
Is 0.130 mol L^-1 s^-1 at 150 °C. The rate of reaction is ________ mol L^-1 s^-1.

• A)3.85
• B)0.0650
• C)0.0169
• D)0.260
• E)0.0860

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