What allows electrons to flow between electrodes in an electrochemical cell? A. Salt bridge
B. Electrolyte solutions
C. Battery
D. Conducting wire

The diagrams show objects’ gravitational pull toward each other. which statement describes the relationship between diagram x and y? gravity attracts only larger objects toward one another. gravity attracts larger objects only if they are close to one another. if the masses of the objects increase, then the force between them also increases. if distance between the objects increases, then the amount of force also increases.

How do you know when a chemical reaction has occurred

What is the oxidation state of each individual carbon atom in c2o42−?