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Vocabulary
effect on reaction rate
examples
potpourri
100
a reaction that releases energy in the form of heat
What is an exothermic reaction?
100
increase the temperature
What is increases the rate of a reaction?
100
reaction between baking soda and vinegar
What is endothermic?
100
all chemical reactions involve a change in ______________
What is energy?
200
a reaction that absorbs energy in the form of heat
What is endothermic?
200
increase concentration
What is increase the rate of a chemical reaction?
200
mixing the chemicals inside hot hands
What is adding activation energy?
200
ws #19
What is the products have less energy than the reactants OR the reactants have more energy than the products?
300
a material that increases the rate of a chemical reaction
What is a catalyst?
300
decrease surface area
What is decrease the rate of a chemical reaction?
300
an enzyme is one
What is a catalyst?
300
ws #20
What is exothermic?
400
a material that decreases the rate of a reaction
What is inhibitor?
400
decrease temperature
What is decrease the rate of a chemical reaction?
400
Nobel adding wood pulp to nitroglycerin to keep it from reacting
What is an inhibitor?
400
ws #26
What is D - breaking up the zinc into smaller pieces?
500
the amount of one material in a certain volume of another material
What is concentration?
500
add a catalyst
What is increase the rate of a chemical reaction?
500
breaking something into smaller pieces causes this to increase
What is surface area?
500
worksheet #21
What is the height of the graph would be lower (because catalysts lower activation energy)?