Oxygen "screaming gummy bear"
Oxygen 21% of the Earth's atmosphere is oxygen
Oxygen Fast Reactions: Combustion: a rapid chemical reaction between oxygen and a fuel
Oxygen Fast Reactions Combustion: a rapid chemical reaction between oxygen and a fuel e.g. wood gasoline
Oxygen Slow Reactions Cell Respiration: reaction of oxygen with glucose in our cells
Oxygen Slow Reactions Cell Respiration: reaction of oxygen with glucose in our cells -provides all the energy to maintain life
Oxygen Slow Reactions Cell Respiration: reaction of oxygen with glucose in our cells -provides all the energy to maintain life -heat released maintains body temperature at 37 o C
Oxygen Slow Reactions Rusting: a slow chemical change of iron reacting with oxygen and water