104 Задачка по химии №010 421

At 273 K, the total pressure in the system where the first-order reaction COCl2 = CO + Cl2 takes place 7 minutes after the start of the reaction changes from 41.6 to 54.4 Pa. Calculate the activation energy of the reaction if, at 293 K, 80% of the starting material reacts after 20 minutes.

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