Atomic Flashcards
(2 cards)
1
Q
What is Diffusion?
What does it provide evidence of?
A
The spreading of particles from an area of high concentration to a region of higher concentration. The movement of these particles provide evidence of the existence of atoms
2
Q
What is a simple experiment that provides evidence of diffusion?
A
a glass pipe with one peice of cotton wood soded in concentrated HCL of one end and another peiceof cotton wool soaked in concentrated NH3, on the other end of the tube.
