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History, 22.06.2019 13:30, shealwaysknows23
Who ever answer first get ! question 1 : which pair of words names two processes for treating water to make it clean? a. aeration, precipitation b. coagulation, refurbishing c. filtration, coagulation d. combustion, aeration question 2: which act did the u. s congress pass in 1972 to protect th nation's water? a. anti-pollution act b. watershed protection act c. clean water act d. nixon act
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History, 22.06.2019 18:30, Bg88860709
During the korean war, who sided with north korea? china great britain soviet union united states
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Three chinese inventions and their impact on later civilizations...
Mathematics, 04.08.2019 03:40
Mathematics, 04.08.2019 03:40
Mathematics, 04.08.2019 03:40
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Mathematics, 04.08.2019 03:40
Mathematics, 04.08.2019 03:40