The kinetics of the following reaction have been studied: 10 F2 + P4 → 4 PF5 The rate of of appearance of PF5 was measured as ∆[PF5]/∆t = 9.00 x 10-4 mol L-1 s-1 (a) What is the rate of the reaction in mol L-1 s-1? (b) What is ∆[F2]/∆t in mol L-1 s-1? (c) What is ∆[P4]/∆t in mol L-1 s-1?

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