Which equivalence factor should you use to convert from 4.28 x 1019 molecules of oxygen (o2) to moles of o2? (1 mol o2/4.28 x 1019 molecules o2) (4.28 x 1019 molecules o2/1 mol o2) (1 mol o2/6.02 x 1023 molecules o2) (6.02 x 1023 molecules o2/1 mol o2)

pure water does not conduct electricity very well. however, when certain substances are dissolved in water, the solution does conduct electricity. you can make a simple device that shows how well a solution conducts electricity. this device uses a flashlight bulb to indicate how well the solution conducts electricity. the better the solution conducts electricity, the brighter the bulb will glow.

explanation:

where are the choice options?