Question

Consider the reaction 2H3PO4→P2O5+3H2O Using the information in the following table, calculate the average rate of...

Consider the reaction 2H3PO4→P2O5+3H2O Using the information in the following table, calculate the average rate of formation of P2O5 between 10.0 and 40.0 s.

Time (s)

0 10.0 20.0 30.0 40.0 50.0

[P2O5] (M)

0, 2.40×10−3, 5.40×10−3, 7.20×10−3, 8.40×10−3, 9.00×10−3
Rate of formation of P2O5 =
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Answer #1

average rate of formation =   a2-a1/t2-t1

                                      = (0.0084 - 0.0024)/(40-10)

                                      = 0.0002 M/s

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