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Answer:
2.28bar
Explanation: Boyle's law P1V1=P2V2 manipulate formula in favor of V2 the new formula should beP1V1/V2
0.895*318/125=2.2768 but to same sigfig it is 2.28
The activation energy barrier is 40.1 kJ·mol⁻¹
Use the Arrhenius equation






Letter D.
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