Chemical Reactions

1) What is a Reaction ?

2) Can you name the four factors that affect the rate of reaction ?
Temperature
Surface Area
Concentration / Pressure
Any Catalysts

3) What is an Enzyme ?
This is a biological catalyst

4) Can you give some examples of chemical reactions ?
Sodium + Hydrogen = Sodium Hydride
Hydrogen + Oxygen = Water
Sodium + Hydrochloric Acid = Sodium Chloride + Hydrogen
Hydrogen + Carbon = Methane Gas

5) What is the Haber Process ?
It produces Ammonia from Nitrogen and Hydrogen