Chemistry, 19.11.2020 01:00 diamondgodbee123
An atom with 5 protons, 6 neutrons, and 5 electrons has an atomic mass of amu.
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The identities of substances are the same before and after which type of change
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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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An atom with 5 protons, 6 neutrons, and 5 electrons has an atomic mass of amu....
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