Hydrogen peroxide is a liquid people mix with water and use to disinfect skin wounds. Under certain conditions, the hydrogen peroxide molecule will break down and form water and oxygen. Look at the diagram showing before and after the molecule breaks down. What evidence supports that mass is conserved during this chemical reaction? Choose two that apply.

What was the procedure by which case united states vs lopez went to court

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.

Which of these statements explains the difference between nuclear binding energy and the strong nuclear force ?