Write 2 paragraphs on a lab experiment about physical and chemical changes 50 POINTS

When you perform this reaction, what could remain at the end of the reaction? check all that apply. excess reactant aqueous copper chloride excess reactant aluminum oxygen product solid copper carbon dioxide product aqueous aluminum chloride water

Why does a plastic bottle that is sealed at a high altitude change it’s shape when taken to lower altitude

At stp, which substance is the best conductor of electricity? a. nitrogen b. neon c. sulfur d. silver