The initiation step for radical addition of HBr is highly endothermic: (a) Explain how this step can
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(a) Explain how this step can be thermodynamically favorable at high temperature even though it is endothermic.
(b) Explain why this step is not thermodynamically favorable at low temperature.
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RÖ ÖR ΔΗ. +151 kJ/mol ROOR or heat
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