The evaporation of a 120-nm film of n-pentane from a single crystal of aluminum oxide is zero
Question:
The evaporation of a 120-nm film of n-pentane from a single crystal of aluminum oxide is zero order with a rate constant of 1.92 * 1013 molecules/cm2 · s at 120 K.
a. If the initial surface coverage is 8.9 * 1016 molecules/cm2, how long will it take for one-half of the film to evaporate?
b. What fraction of the film is left after 10s? Assume the same initial coverage as in part a.
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a To determine how long it will take for onehalf of the film to evaporate we can use the integrated ...View the full answer
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