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Chemistry, 21.06.2019 16:00
Endeleev saw trends in the physical and chemical properties of elements when he organized them by
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Chemistry, 22.06.2019 11:00
3) in peaches, [oh]=3.16x10-11 m a) find [h+ ] b) what is the ph? c) is the solution acidic, basic, or neutral?
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Chemistry, 22.06.2019 13:00
Imagine that you push on a large rock. at what point does your effort change the rock’s mechanical energy?
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(02.06 MC) Which of these best explains the impact of radiation on the geosphere? (5 points) a Land...
Mathematics, 25.09.2019 16:10
Mathematics, 25.09.2019 16:10
Mathematics, 25.09.2019 16:10