Chemistry, 20.01.2022 01:00 lizzie3545
3. Alfred Wegener discovered that there are similar mountain ranges on both sides of the
Atlantic Ocean. An example of this is the Appalachian Mountains that disappear off the
coast of Newfoundland and the mountains that are found in the British Isles. These
mountain ranges are similar in age and composition. This information helped Alfred
Wegener form his theory of -
a. Continental drift
b. Sea floor spreading
c. Glacial impact
d. Global warming
Answers: 3
Chemistry, 22.06.2019 09:00
If you chip a tooth, most likely you will go to the dentist to have the missing material filled in. currently the material used to fill in teeth is a polymer that is flexible when put in, yet is hardened to the strength of a tooth after irradiation with blue light at a wavelength of 461 nm. what is the energy in joules for a photon of light at this wavelength?
Answers: 1
Chemistry, 22.06.2019 14:30
1) describe the physical layout of the ocean floor ? 2) explain how the dumbo octopus swims differently than other octopus species and why this would be an advantage in the aphonic zone . 3) why are the types of organisms that live at each underwater hot vent so dramatically different ?
Answers: 3
Chemistry, 22.06.2019 22:00
4.25g sample of solid ammonium nitrate dissolves in 60.0g of water in a coffee-cup calorimeter, the temperature drops from 22.0 c to 16.9 c. assume that the specific heat of the solution is the same as that of pure water. calculate delta(h) (in kj/mol nh4no3) for the solution proces.
Answers: 2
Chemistry, 23.06.2019 10:30
Me soon im confused much mass would a mole of hydrogen molecules contain? recall that hydrogen is diatomic. g/mol
Answers: 1
3. Alfred Wegener discovered that there are similar mountain ranges on both sides of the
Atlantic...
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