The Reaction
2NO(g)+ 2H₂(g) $\rightarrow$ N₂(g)+ 2H₂O(g)
Is First Order in H₂ and Second Order

question 7

Multiple Choice

The reaction
2NO(g) + 2H₂(g) $\rightarrow$ N₂(g) + 2H₂O(g)
Is first order in H₂ and second order in NO.Starting with equal concentrations of H₂ and NO,The rate after 50% of the H₂ has reacted is what percent of the initial rate?

• A) 18.8%
• B) 37.5%
• C) 25.0%
• D) 50.0%
• E) 12.5%

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