GCIDE(0.00 / 0 votes)Rate this definition: recuse(v. i.) To withdraw oneself from serving as a judge or other decision-maker in order to avoid a real or apparent conflict of interest; -- often used with the reflexive; as, the judge recused himself due to a financial interest in the matter.
When hydrogen peroxide bubbles, it is undergoing a chemical change. Which statement best describes what is happening? The atoms in hydrogen peroxide are breaking apart and forming new types of molecules. Four students are analyzing four different substances and recording their findings in this table.
Bubbles can indicate either a physical change (a liquid is boiling and changing from liquid to a gas) or a chemical reaction taking place. This image is of a gun where the serial number has been filed off. By adding hydrochloric acid to the that area, the serial number can often be restored.