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2 pts A first order reaction with a k=0.216 (with units expressed in hours). How long, in hours, to have 87.5% of the origina

Question 10 1 pts Calculate the Ea (kJ/mol) to 3 significant figures for the reaction: 2HI(g) +H2(g) + 12(e) kq=2.15x108 (1/M

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