6. By inspection of the reaction profile for the reaction A to D given below, answer the following questions. a) How many intermediates are there in the reaction? b) How many transition states are there? c) Which is the fastest step in the reaction? d) Is the first step of the reaction exothermic or endothermic? e) Is the overall reaction exothermic or endothermic? im B с Potential energy Reaction progress D

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