Biology, 13.12.2019 04:31 officialrogerfp3gf2s
The phlogiston theory in the 17th century attempted to explain burning. the theory stated that combustable objects contained a material called phlogiston, a substance without mass, color, odor, etc. after objects burned, the objects were dephlogistonated and were then in their true form.
the phlogiston theory was accepted until the 18th century, when lavosier proved that combustion requires a gas that has mass. phlogiston is evidence that
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Biology, 22.06.2019 00:00
Most of the fossils found in virginia are in the coastal plain, valley, ridge, and appalachian plateau regions, best suggesting that these geographic provinces a) were once covered by seawater. b) are the oldest parts of virginia. c) have a great deal of karst topography. d) have large amounts of sedimentary rock.
Answers: 1
Biology, 22.06.2019 18:00
Which three statements represent the benefits of performing experiments using computer simulations?
Answers: 2
The phlogiston theory in the 17th century attempted to explain burning. the theory stated that combu...
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