a) Five substances that contain organic molecules are:
1) Glucose (found in fruits and plants)
2) Ethanol (found in alcoholic beverages)
3) Propane (a component of natural gas)
4) Acetone (found in nail polish remover)
5) Lactic acid (found in sour milk and yogurt)
b) Two chemists not mentioned in this lesson who were involved in the history of organic chemistry are:
1) Emil Fischer (known for his work on the synthesis and study of organic compounds, especially sugars and purines)
2) Robert Burns Woodward (famous for his total synthesis of complex organic compounds, including vitamin B12)
c) Hydrocarbons are composed of the elements carbon and hydrogen.
d) Three sources of hydrocarbons on Earth are:
1) Fossil fuels (such as oil and natural gas) formed from the remains of ancient plants and animals.
2) Volcanic activity, which can release hydrocarbons from the Earth's mantle.
3) Methane (the primary component of natural gas) produced by certain microorganisms in environments such as swamps and landfills.
a) Name five substances which contains organic molecules.
b) Name two chemists not mentioned in this lesson who were involved in the history of organic chemistry.
c) Hydrocarbons are composed of which elements?
d) Name three sources of hydrocarbons on earth.
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