ASAPP Subtract to find the temperature changes for the water and the metal.
AT (water) =
loc
AT (metal)
loc
DONE

Achange in the number of neutrons in an atom will change an blank . when the number of protons changes in an atom, a new element will form.

Compare and contrast the bohr model and the electron cloud models of the atom.

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.