The kinetics activity gives the student an opportunity to investigate reaction rates of different orders. The model shown below represents a zero-order reaction.

TEACHER RESOURCES Teacher Materials Student Activity Learning Goals/Standards COMPUTER MODEL PC Format Mac Format STELLATM software AUTHORS Charlotte Trout   Williamsport High School   Williamsport, Maryland Sharon Walton   Watkins Mill High School   Gaithersburg, Maryland Cheryl Ware   Great Mills High School   Great Mills, Maryland

THE MODEL DIAGRAM THE EQUATIONS Concentration_A(t) = Concentration_A(t - dt) + (- Rate_A_Disappears) * dt INIT Concentration_A = 10 Rate_A_Disappears = 0.1

THE OUTPUT

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