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Biology, 22.06.2019 07:50
Pentane with molecular formula c5h12, exists in three isomeric forms. one shows linear carbon chains, another has one -ch3 groups present on the third carbon atom, and the third has two -ch3 groups present on the second carbon atom. what types of isomers are these? a. geometric isomers b. structural isomers c. halotropic isomers
Answers: 3
Biology, 22.06.2019 08:30
Which coal field location is related to coal fields in the eastern united states and supports the theory of continental drift? eastern india southern africa western australia northern south america
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Biology, 22.06.2019 13:30
What is any method of measuring the age of an object or event in years, such as using atomic half-life?
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Biology, 22.06.2019 13:30
How do the sperm cells get from the stigma to the ovules? a. they slide down the petals to the bottom of the flower. b. they travel through pollen tubes. c. they travel along filaments. d. insects carry the sperm cells from the stigma to the ovules.
Answers: 3
What is a direct cause of coral bleaching? a. exposure to sunlight b. the loss of symbiotic algae c...
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