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15. which of the following is not human-caused groundwater pollution? a. water in an aquifer dissolves elements such as arsenic and mercury from surrounding rock. b. water in an aquifer is contaminated by leachate that seeps into the ground from a landfill. c. water in an aquifer becomes polluted with chemicals used in hydraulic fracturing, or fracking. d. water in an aquifer absorbs harmful bacteria from the drainage field of a septic tank.
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Glucose (c6h12o6) is the simple sugar that plants make. what is the total number of atoms in glucose? 1 3 24 144
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Ahydrogen electron is elevated from level 1 to level 2. another electron is elevated from level 2 to level 4. the transition requiring the greatest energy change is?
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If the initial temperature of an ideal gas at 2.250 atm is 62.00 ∘C, what final temperature would ca...
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