미해결 질문What factors determine whether a collision between two reactant molecules will result in a reaction?1059views
미해결 질문What must happen before a chemical reaction can begin? The activation energy must be exceeded. The activation energy must be reached. The concentrations of products and reactants must be equal. The concentration of reactant molecules must be reduced.859views
교과서 질문This reaction has an activation energy of zero in the gas phase: CH3 + CH3 → C2H6a. Would you expect the rate of this reaction to change very much with temperature?1views
미해결 질문a. This reaction has an activation energy of zero in the gas phase: CH3 + CH3 → C2H6. b. Why might the activation energy be zero? c. What other types of reactions would you expect to have little or no activation energy?