U5L1 Review

B represents

• Potential Energy of Products

• Potential Energy of Reactants

• Change in Enthalpy

• Activation Energy

Is the following reaction endothermic or exothermic

• endothermic

• exothermic

Is the following reaction endothermic or exothermic

• endothermic

• exothermic

In standard conditions data for line B was recorded. If we run the reaction again at a higher temperature, which line of data would likely be recorded?

• A

• B, again

• C

• No reaction occurs

which factor that affect reaction rate is represented?

• Temperature

• Catalyst

• Surface Area

• Concentration

Indicate whether each of the following will: Increase / Decrease / have No effect on the rate of reaction.

 

                Increasing temperature

              

• Increase

• Decrease

• No Effect

Indicate whether each of the following will: Increase / Decrease / have No effect on the rate of reaction.

 

                Decrease Particle Size              

• Increase

• Decrease

• No Effect

Indicate whether each of the following will: Increase / Decrease / have No effect on the rate of reaction.

 

                Decrease Reactant Concentration             

• Increase

• Decrease

• No Effect

Which energy diagram line represents the catalyzed reaction?

• The black line

• The red line

• It can not be determined

List four factors that affects the rate of a reaction

• temperature

• concentration

• surface area

• volume

• catalysts