199. The rate constant of hydrolysis of novocaine at 40 0C is 0.66 * 10-7 min-1, the activation energy is 55.2 kJ / mol. What mass fraction (%) of novocaine will decompose during storage t at t°C.
N 1 2 3 4 5
t, 0C 10 2 4 3 8
t, days 2 5 10 8 1

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