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What does CO stand for
Carbon Monoxide
How is carbon monoxide made
Incomplete combustion of hydrocarbons
What are hydrocarbons
Compound composed exclusively of hydrogen and carbon.
Give an example of a hydrocarbon
methane, propane, butane, hexane
What is the benefit of the honeycomb in a catalytic converter
increases surface area. More reactions take place. More harmful gases are converted
What makes up 78% of air
Nitrogen
what makes up 21% of air
Oxygen
What makes up 0.04% of air
Carbon dioxide
What is a use of Nitrogen
Produce ammonia, fertilizers, fill chip bags.
What is a use of pure oxygen
Making steel, oxygen tanks
What is a use of noble gases
neon signs
What is the main source of the release of problem gases into the atmosphere
burning of fossil fuels
What two gases cause acid rain
SO2 and NOx. Sulfur dioxide and oxides of nitrogen
What is a negative effect of acid rain
Breaks down limestone buildings, makes water bodies acidic, kills trees. Sulfate reacts with aluminum damaging tree roots and fish gills
Name a way to reduce acid rain or its effects
Scrubbers. Adding lime to water bodies
The hotter an engine the more NOx produced. T or F
T. More reactions of oxygen with Nitrogen occur producing more NOx
