Time(s) [X3] (mole/L) 0 0.600 200 0.458 400 0.362 600 0.281 800 0.204 1000 0.175 1200 0.134 1400 0.104 1600 0.083 1800 0.063 2000 0.047 plot ln[X3] vs time plot 1/[X3] vs time

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