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Chemistry, 11.12.2019 08:31 jashaikamatuteowwp1p

The table shows the concentration of a reactant in the reaction mixture over a period of time.

reactant concentration
time concentration
0 s 1.8 m
210 s 1.2 m
450 s 0.8 m
580 s 0.6 m
720 s 0.4 m

what is the average rate of the reaction over the first 450 seconds?
1.7 × 10−3
1.9 × 10−3
2.0 × 10−3
2.2 × 10−3

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The table shows the concentration of a reactant in the reaction mixture over a period of time.
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