# Problem: For the reaction,2NO(g) + 2H2(g) → N2(g) + 2H2O(g)at a particular time the concentration of NO was decreasing at an instantaneous rate of 0.54 moles L−1s-1. What is the rate of reaction?a) 0.54 moles L−1s-1b) 0.27 moles L−1s-1c) 2.16 moles L−1s-1d) 1.08 moles L−1s-1e) 0.135 moles L−1s-1

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For the reaction,

2NO(g) + 2H2(g) → N2(g) + 2H2O(g)

at a particular time the concentration of NO was decreasing at an instantaneous rate of 0.54 moles L−1s-1. What is the rate of reaction?

a) 0.54 moles L−1s-1

b) 0.27 moles L−1s-1

c) 2.16 moles L−1s-1

d) 1.08 moles L−1s-1

e) 0.135 moles L−1s-1

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Average Rate of Reaction concept. You can view video lessons to learn Average Rate of Reaction. Or if you need more Average Rate of Reaction practice, you can also practice Average Rate of Reaction practice problems.

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Based on our data, we think this problem is relevant for Professor Jarrold's class at IU.