When an electric current passes through water, the reaction above takes place. How can this reaction be described? NEED ANSWER NOW TAKING A TEST. PLS HEL

A chemical change

Explanation:

A physical reaction is defined as the reaction in which a change in shape, size takes place. No new substance gets formed in these reactions.  Example: melting of ice

A chemical reaction is defined as the reaction in which a change in chemical composition takes place.A new substance is formed in these reactions.

Decomposition of water using electric current to produce hydrogen and oxygen is called as electrolysis and is a chemical change.

passing a magnet thought the

mixture , because iron gets attracted to magnet .

in the analysis of systems that involve fluid flow, we frequently encounter the combination of properties u and pv.