Chap 15-16 Notes Flashcards
Mixture that looks uniform when stirred or shaken but separated into layers when it is no longer agaitated
Suspicion
Mixture of very tiny particle of our substance that are dispersed in another substance but do not settle out of the substance
Colliod
2 differences between suspicion and colloids
Colloid particles do not settle / are smaller
Scattering if light by colliod particles
TE(Tyndall effect)
What does a subscript tell you?
Number of atoms
Homogeneous
Uniformity mixed cannot see difference
Heterogeneous
Not uniformity mixed (parts are visible)
When something is what it can float on water
Less dense
If you end in faster particles than start energy had to be absorbed
True
At the same
________
More massive particles, move slower than less massive particles
Temperature
Tiny particles are always in______ the higher the temp of the substance the faster the particles move
Motion
All matter is made of _____ and _____ that act like tiny particles
Atoms /molecules