Unit 1 Flashcards
0
Q
State of matter
A
Plasma(super critical fluid), liquid, gas, solid
1
Q
Parts of the Scientific Method
A
1) i.d. the unknown
2) make a hypothesis(testable)
3) repeatedly test the hypothesis
4) procedure(order of events like a recipe)
5) variable-changeable factor that could change the result(not controlled)
6) conclude
2
Q
Error
A
Error=experimental value-actual value
3
Q
Percent error
A
%error=error/actual value (x)100
4
Q
Separating mixtures
A
1) sorting
2) filtering *no chemical reaction(physical separation)
3) magnet
4) chromatography
5) density
6) centrifugation
7) distillation
5
Q
Intensive vs. extensive
A
Review
6
Q
Chem vs. phyisical
A
Review
7
Q
Substance vs mixture
A
Review
