Tuesday, May 17, 2011

5.11 I can recall how nitrogen oxides are formed in car engines



a.       Write the general equation for the combustion of a fuel : fuel + oxygen -----> energy + oxides
b.      During combustion the nitrogen in air can react to form what gases? NOx gases
c.       What condition is necessary for the formation of these gases? high temperature
d.      In what common object is this condition found? in cars
e.      Why is this condition needed for nitrogen to react? they nitrogen molecules are diatomic and have triple covalent bonds 
f.        What are the dangers of the products from this reaction? asthma, cancers, acid rain

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