It can be a compound or a single element. An element is a pure substance that cannot be separated into simpler substances by chemical or physical means. There are about 117 elements, but carbon, hydrogen, nitrogen and oxygen are only a few that make up the largest portion of Earth.
I would say pure substances
CI- the chloride ion is the anion CI its formed when the elements gains electron or when a compound such as hydrogen chloride is dissolved in water or other polar solvents.
Answer:
sulfur
Explanation:
without sulfur you can not grow any food
Answer: it’s b,c and e ,your welcome :) (just took the test on edge)
