The Laws of Conservation of Mass
Balanced Reaction
when gases aren't caught by the experimental setup
Open System
when the reaction equal the product
Closed System
when thee reactants is closed and gases can't escape
Atomic mass: Gold
196
total molecule:MgS
2
molecular mass: CaF2
78.07 g/ml
total atom: 7CO2
9
Atomic mass: Hydrogen
1
total molecule:8CO2
10
molecular mass: Na2SO3
126.043 g/ml
Atomic mass: Neon
20
Atomic mass: Mercury
200
Atomic mass: Lead
207
Atomic mass: Sodium
23
molecular mass:N2
28.013 g/ml
total atom: 2MgS
3
Atomic mass: Chlorine
35
total atom: 2Be2Br
4
total atom: 2H2O
4
total molecule:3NaCl
4
molecular mass: CO2
44.01 g/ml
Atomic mass: Iron
55
total atom: 4O2
6
total molecule:2H2O
6
total atom: 6NaCl
7
total molecule:5Be2Br
7
The Laws of the Conservation of Mass
In a closed reaction mass cannot be lost
Molecular Mass
how heavy a compound or molecule is
atomic mass
the decimal numbers on the periodic table