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fuel consisting of the remains of organisms preserved in rocks in the earth's crust with high carbon and hydrogen content
large carbon compound made up of monomers. It has long chains of carbons, just like a necklace made of beads.
a chemical reaction in which an acid and a base interact with the formation of a salt
measurement system used to indicate the concentration of hydrogen ions (H+) in solution; ranges from 0 to 14
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