99 points to the first person who answers
a substance that is made up of all identical atoms is:
a. a chemical
b. an element
c. a compound
d. an alloy

A substance that is made up of all identical atoms is a chemical, specially a chemical compound.

Here are the reasons why the other choices cannot be the

Let me know if you need any clarifications, thanks!

~ Padoru

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:

answer; natural resources;