Recent content by fdangelis

i think they can... otherwise microwave ovens wouldn't work. and i don't know about changing colour... but they sure light up in high temperatures... i have no idea about the answers to your questions, but wanted to leave some thoughts here... until someone comes with an answer.

yes, it's the entropy states. i wish i had a better knowledge about this... i know a little about the concepts but not enough to give you a nice explanation, but if you get the idea you can go and find out by yourself without being confused :)

it's not a dipole. just think of the molecules as small particles that bounces at each other. having more pressure means there are more molecules hitting each other, so they tend to spread. you can check this article in wikipedia http://en.wikipedia.org/wiki/Kinetic_theory i hope someone...

Hi PF, I'm in my second semester in chemistry, and I'm feeling that i am not getting as much physics as i would like and it's based a lot in experimental works instead of theoretical. i want to study theoretical chemistry, but it seems like going to a physics graduation would be better and get...