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¿Las arqueas son los seres eucariotas más antiguos en la historia de la vida?
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Chemistry, 21.06.2019 22:20
Which of the following statements is false regarding aromaticity? a. the compound must be cyclic b. the compound must be fully conjugated c. the compound must be planar d.the number of electrons in the pi system must satisfy the hückel 4n+2 rule e. the compound must have a neutral charge
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Chemistry, 22.06.2019 09:00
Particles vibrate in a rigid structure and do not move relative to their neighbors.
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Chemistry, 22.06.2019 17:30
Oil rich countries in the middle east cover about 4% of earths total land area but prossess about 48% of the worlds known oil reserves what is the main reason for high concentration of reserves in this part of the world
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Chemistry, 23.06.2019 05:00
How many atomic mass units are equal to 1.672×10−24 g of protons?
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¿Las arqueas son los seres eucariotas más antiguos en la historia de la vida?...
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