Additional or Chemistry ISA CU 2.2
Topic of investigation
Section C2.5.1b: An exothermic reaction is one that
transfers energy to the surroundings.
Examples of exothermic reactions include combustion,
many oxidation
reactions and neutralisation. Everyday uses of exothermic
reactions include
self-heating cans (eg for coffee) and hand warmers.
What could affect the change in temperature?
INDEPENDENT VARIABLE
Planning Investigation
You must plan an investigation to consider one
factor that would affect the change in
temperature of an exothermic reaction.
1. Read Sources A-E
2. Select two sources to complete your planning
sheet
The Planning Question…