A trophic level is a number that tells you the position an organism occupies in a food chain or food pyramid. True
False

When svante arrhenius first proposed his acid-base theory, he was a doctoral candidate. his professors thought his ideas were unfounded. within a decade, the arrhenius theory of acid-base was widely accepted and praised within the scientific world. arrhenius defined acids as compounds having ionizable hydrogen and bases as compounds with ionizable a) barium. b) hydronium. c) hydroxide. d) oxygen.

When a scientific theory has been tested and proved by the scientific community, it becomes a law

How could a student test the effect of removing heat from a gas that is stored in a sealed container? what must occur in order for matter to change states?