Topic 7 -Rates of reaction and energy changes

Explaining how reactions happen

Catalysts and activation energy

Biological catalysts

Measuring rate of reaction

Using a gas syringe

Explaining the shape of a rate of reaction curce

Finding rates of reaction from a graph

Measuring energy changes

Explaining endothermic and exothermic reactions

Using bond breaking and making to explain energy changes

Calculating bond energies

Explaining activation energy