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7 Cards in this Set

  • Front
  • Back

Products of combustion reactions

Cellular respiration: process when cells convert chemical energy stored in organic organic molecules (sugars) into usable energy



Reactants: Glucose C⁶H¹²O⁶ + O² gas



Products: CO² gas + H²O gas + ATP (energy)

Combsution reactions

Requires feul and oxygen 》releases energy (exothermic)



Reactants: hydrocarbon (ethane, propane, methane, etc.)



Products: CO² gas + H²o gas

Complete combustions vs incomplete combustions

Occurs when there's enough oxygen O² gas ???????



Occurs when there's not enough oxygen O² gas



Both produce CO (Carbon monoxide) and CO² (Carbon dioxide)

Complete combustion example

Emissions and combustion

During most combustion reactions, the oxides of carbon, sulfur, and nitrogen (emissions) produced are released into the atmosphere

Issues with combustion

Metal atoms can be present in combustion emissions



Examples: coal has lead and mercury



Particulate matter (small solids suspended in the atmostphere)



Example: soot, smoke, ash

Carbon cycle