1alfred wegener, the geologist who proposed the theory of continental annars
osed the theory of...
Chemistry, 18.10.2019 23:30 allieliquori
1alfred wegener, the geologist who proposed the theory of continental annars
osed the theory of continental drift, also invented the
term for the ancient supercontinent, pangaea. later, geologists recovered
aea. later, geologists recovered evidence that the
land masses that made up pangaea, including africa and south america, were once
another. one of their main sources of data is a –
a set of surveys showing the distribution of island arcs.
b large group of plant and animal fossils.
c set of seismology readings from deep sea trenches.
d group of samples of new oceanic crust from ocean basins.
Answers: 1
Chemistry, 21.06.2019 20:40
Astudent made the lewis dot diagram of a compound shown. what is the error in the lewis dot diagram? a)an o atom should transfer all of its six electrons to mg because the formula is mgo b) both electrons of mg should be transferred to one o adam because the formula is mgo c) the electrons should be transferred from each o add him to capital mg because mg has fewer electrons d) the number of dots around mg should be four because it has to transfer two electrons to each o
Answers: 1
Chemistry, 22.06.2019 00:00
Which actions would increase the rate at salt dissolves in water? stir the water? crush the salt? use less water? heat the water? cool the salt
Answers: 3
Chemistry, 22.06.2019 09:40
Which diagram shows the correct way to represent an ionic compound of magnesium oxide?
Answers: 3
Chemistry, 22.06.2019 14:30
Select all that apply. using a value of ksp = 1.8 x 10-2 for the reaction pbcl2 (s) pb+2(aq) + 2cl -(aq). the concentration of the products yield a ksp of 2.1 x 10-2:
Answers: 2
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