* oys au Homegnous nixtures mass o alsern o, eornnt
LMass d ak e C-12
Blood appean to be
"mass
12
o ateme, C-- 1onu
LAN OF MAss coNSEAVAT(ON
Totlnass Total mass Lamu lLu) 1.66*1g4
Ghis Aois not applica
SubtoncEv) RAM
tor Taieacdive O=16
Macs d, 1akem O = 16u
*LAN U cONStANT PROrO=TION:
H,o
(2: 161 (D:3
nemicay Benpd al ways ceran *AVERAGE ATOMÍCmASS
me poprtlen nerts by mass
LA OF MUtípE PROPORTioN:t. Moss its'l. aop Atm.Mas, its 2
*abundowee abundo3
H0216) 100
H+0
H O 2:32) AAELArÍVE MOLECUAR MASS
B.m,m = mass ,1moleue al, subs.
AG1 AY LUSSACS LA cF lx mass d, 1 atrm l, c-12:
12
GASEOUS VOLUME
Ex) A0
20m
2.M.M= lx 4 6= I9
mass d 1molaulo , Ho = u
FORMULA MASS
}AVAhADRO'S LAh Nae = 233S.5 -Sg.5
GAt STP, oaal v o s gaseS
R.A.M d Na =23
23.7L ad.t L Mass , n atom V = 23u
NA mleuls Na moleus NAmolemoeub
LAN OF BECIP20CHL Mass d NA akens Nas
PROPogtioN : - 23x. 66x 10-24 xG0220>23g
UaH
G.Å.M
H
(23:)23: 35.5 (l.66 xlo-y6.0 x l3
Gher
'35.5) JuxNA -1
mis
’Nac9Nae = 23:. B55 NA