The Reaction 2NOBr (G)→ 2 NO (G)+ Br₂ (G)

question 74

Multiple Choice

The reaction 2NOBr (g) → 2 NO (g) + Br₂ (g)
Is a second-order reaction with a rate constant of 0.80 M^-1s^-1 at 11 °C.If the initial concentration of NOBr is 0.0440 M,the concentration of NOBr after 6.0 seconds is ________.

• A)0.0276 M
• B)0.0324 M
• C)0.0363 M
• D)0.0348 M
• E)0.0402 M

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