The reaction 2 NO(g) + 2 H₂(g) --- N₂ (g) + 2 H₂(g) follows second-order kinetics. At 200°C, [NO] drops from 0.200 M to 0.0250

Question

The reaction
2 NO(g) + 2 H₂(g) ---> N₂ (g) + 2 H₂(g)
follows second-order kinetics. At
200°C, [NO] drops from 0.200 M to
0.0250 M in 100.0 s. The rate constant
for the reaction is
-0.350
0.350
3500
0.0208
-0.0208

Kunduz · Accepted Answer

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The reaction 2 NO(g) + 2 H₂(g) ---> N₂ (g) + 2 H₂(g) follows