Consider this reaction: 2NH3(g) → N₂(g) + 3H₂(g) At a certain temperature it obeys this rate law. rate = (0.0484 M¹-s¹) [NH₂] Suppose a vessel contains NH3 at a concentration of 0.650M. Calculate the concentration of NH3 in the vessel 180. seconds later. You may assume no other reaction is important. Round your answer to 2 significant digits. M X S

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