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Nitrosyl bromide decomposes according to the following equation. 2NOBr (g) ⇌ 2NO (g) +Br2 (g) A sample of NOBr (0.64 mol) was placed in a 1.00-L flask containing no NO or Br2. At equilibrium the flask contained 0.46 mol of NOBr. How many moles of NO and Br2, respectively, are in the flask at equilibrium? A) 0.46, 0.46 B) 0.18, 0.18 C) 0.18, 0.360 D) 0.18, 0.090 E) 0.46, 0.23