Question

In a certain reaction, molecules are moving faster and colliding more often as reactants turn into products. Which action is happening?.

Answer 1

Equal and Opposite Energy Quick Check

1. A researcher can determine that an exothermic reaction has occurred in a flask if(1 point)

b. the flask feels warm.

2. In a certain reaction, molecules are moving faster and colliding more often as reactants turn into products. Which action is happening?(1 point)

c.Heat is being passed; the reaction is exothermic.

3. Which tool would a scientist use to measure reaction energy?(1 point)

a.calorimeter

4. Which phrase describes chemical potential energy?(1 point)

a.the amount of energy stored in bonds

5. Into which type of reaction would a scientist have to infuse a lot of energy in order to cause the reaction to occur?(1 point)

b.highly endothermic