1. Predict at what temperature substance A would become a solid. 2. How many seconds would it take fluid B to travel 100 cm at 40 degrees C?

3. How far could fluid C travel in 10 seconds at 60 degrees C?

How does a catalyst increase the speed of a reaction? a. the catalyst eliminates the activated complex stage, allowing products to form immediately. b. the catalyst lowers the energy level of the reactants, making it easier for them to react. c. the catalyst makes it easier for the activated complex to form, lowering the activation energy. d. the catalyst raises the energy level of the products, making the reaction finish sooner. reset next