Answer:
1. c) shiny
2) True. Reactivity is a chemical property.
Answer:
A catalyst speeds up a chemical reaction, without being consumed by the reaction. It increases the reaction rate by lowering the activation energy for a reaction. ... Remember that with a catalyst, the average kinetic energy of the molecules remains the same but the required energy decreases
Explanation:
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hope that is helpful
Accelerating, because it’s going from standing still to running, so the speed increases
