Calcium carbonate powder reacts slower than calcium carbonate lumps
Label the following diagram
Select the options which result in a faster rate of reaction
High pressure in a reaction involving liquids and solids
A reaction with a low activation energy
Catalysts always speed up the rate of reaction
The enzyme used to produce alcohol is called . The part of the enzyme that fits into the substrate is called the active site.
Potassium is used in catalytic converters in cars.
Using a catalyst reduces the overall energy change of a reaction.
One enzyme can catalyse more than one reaction
A catalyst can be reused.
Hydrogen peroxide decomposes naturally to give...
Water and oxygen
Hydrogen and oxygen