What current would be required to plate 3.25 g of copper metal from a 0.10 M Cu(NOs)2(aq) solution in 45 minutes? A. C/s A. 1.8 A B. 2.3 A C. 2.9 A D. 3.7 A

Complete the following statements to describe solids, liquids, and gases. select the correct answer from each drop-down menu. a solid a definite volume and a definite shape. a liquid a definite volume and a definite shape. a gas a definite volume and a definite shape

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.

Which samples do the atoms have the least kinetic energy