Chapter 4 Lesson 3 Controlling Chemical Reactions

the minimum amount of energy required to start a chemical reaction

• Activation energy
• Inhibition energy
• Static energy
• Maximum energy

the amount of a substance in a given volume

• density
• mass
• weight
• concentration

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NGSS.HS-PS1-5

increases the reaction rate by lowering the activation energy needed

• Inhibitor
• Reactant
• Product
• Catalyst

help reactions occur at body temperature

• Water
• Enzymes
• Rocks
• Air

material used to decrease the rate of a chemical reaction

• accelerator
• catalyst
• promoter
• inhibitor

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NGSS.HS-PS1-5

Factors that can affect rates of reactions include

• surface area

• temperature

• concentration

• catalysts

Tags

NGSS.HS-PS1-5