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Geography, 21.06.2019 19:50
Gold is not now being extracted from seawater. why not? a. it would be too disruptive to marine life to develop any marine mineral resources b. there is no gold in seawater c. we don't know how to extract minerals from seawater d. it would be too costly and difficult to separate the small amount of gold from the very large amounts of halite and other minerals
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Geography, 22.06.2019 16:30
Distance that the transcontinental railroad covered from omaha to san francisco.
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Geography, 22.06.2019 21:40
Rocks that contain crystals that are roughly equal in size and can be identified with the unaided eye are said to exhibit a texture.
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3.a) Define the following terms wave...
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