At a Certain Temperature,bromine and Nitric Oxide React to Form

question 40

Multiple Choice

At a certain temperature,bromine and nitric oxide react to form nitrosyl bromide: Br₂(g) + 2 NO(g) ⇌ 2 NOBr(g) .
When 0.010 mol Br₂ is mixed with 0.025 mol NO and 0.015 mol NOBr in a 2.50 L flask,the concentration of NOBr decreases.Which statement below is true?

• A)K_c < 36
• B)K_c > 36
• C)K_c < 90
• D)K_c > 90

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