when an electric current passes through water during the process of electrolysis, two gases are formed. One gas has a boiling point of -183 C and the other has a boiling point of -253 C. Has a physical change or chemical change occurred? Explain.

Question

alphadxg · Answer

Physical change is shredding paper, chemical change is burning paper.

alphadxg · Answer

A gas is formed in burning paper.

alphadxg · Answer

Also their is a structural change in the paper when burned

jak0007 · Answer

Im pretty sure its chemical  change but i dont know how to explain it.

alphadxg · Answer

Yes it is. Electrolysis is the change in energy, we started with water and the lab electricity has altered the state and now we have formed a new compound (gas)

jak0007 · Answer

Thanks I think I can answer the rest now.

alphadxg · Answer

No problem :)