Compare and contrast the chemical reactions involved in glow sticks and fireflies. Is each one exothermic or endothermic? Explain
HELP PLEASE

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:

passing a magnet thought the

mixture , because iron gets attracted to magnet .

there are two significant figures.