Recent content by KOOOL_DJ

ooOo icic.. alright thanks, i'll try to include that in my lab report. =)

Are all exothermic reactions chemical changes since they release heat?:confused:

BUT umm..are all exothermic reactions chemical changes? or can they be physical changes aswell...since they relase heat?

ohh alriight... I actually figured it out after based on my observations

can n e one help me with my lab? :confused: we had to mix a)drano (a substance used to unclog drains) with water b) ammonium chloride with water can you tell me if these are chemical or physical changes and whyyy?? THANKZZ A BUNCH!