chemistry 6th: Grading Period 2 Flashcards
(11 cards)
1
Q
What is the formula for density?
A
D=M/V
2
Q
What is the density of water
A
1g/mL
3
Q
What is the unit of measure used for density
A
1 cm³ = 1 mL
1 decimeter cubed =1 L
4
Q
The amount of matter in a given volume or how compact a substances particles are
A
Density
5
Q
Democritus
A
First purposed the atoms
6
Q
Dalton
A
Spherical model
7
Q
JJ Thompsan
A
Found electron-plum pudding model
8
Q
Goldstein
A
Found proton using CRT
9
Q
Rutherford
A
Planetary model (gold foil)
10
Q
Bohr
A
Shell model
11
Q
Schrödinger
A
Quantum model
