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Chemistry, 21.06.2019 23:00
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Which statement best describes the flow of energy in this scenario
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Elements in group 2 are all called alkaline earth metals. what is most similar about the alkaline earth metals?
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Chemistry, 22.06.2019 23:00
What prefix multiplier is appropriate for reporting a measurement of 5.57 Γ10β5 m?
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A mechanical wave starts when matter is disturbed by a source
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