1) which of the following components of auto exhaust emissions would you expect to be decreased by the use of a catalytic converter: H2O, isopentane, CO2, CO?

2) which of the following components of auto exhaust emissions would you expect to be increased by the use of a catalytic converter: H2O, isoprntane, CO2, CO?

3) into which chemical is the carbon monoxide (CO) of exhaust gases converted as the gases pass through the catalytic converter?