This is a JavaScript calculator that will find the formula weight of a compound. Input a number in each field for the number of atoms of each element that you would like in your virtual compound.

Periodic Table of The Elements
H
   Total # of Elements
 Formula Weight
   He
Li
 Be
     B
 C
 N
 O
 F
 Ne
Na
 Mg
   Al
 Si
 P
 S
 Cl
 Ar
K
 Ca
 Sc
 Ti
 V
 Cr
 Mn
 Fe
 Co
 Ni
 Cu
 Zn
 Ga
 Ge
 As
 Se
 Br
 Kr
Rb
 Sr
 Y
 Zr
 Nb
 Mo
 Tc
 Ru
 Rh
 Pd
 Ag
 Cd
 In
 Sn
 Sb
 Te
 I
 Xe
Cs
 Ba
 La
 Hf
 Ta
 W
 Re
 Os
 Ir
 Pt
 Au
 Hg
 Tl
 Pb
 Bi
 Po
 At
 Rn
Fr
 Ra
 Ac
 Rf
 Ha
 Sg
 Ns
 Hs
 Mt
   UW-Madison Interactive Chemistry
 
  Ce
 Pr
 Nd
 Pm
 Sm
 Eu
 Gd
 Tb
 Dy
 Ho
 Er
 Tm
 Yb
 Lu
  
Coded by:
Mark Chapman 		Th
 Pa
 U
 Np
 Pu
 Am
 Cm
 Bk
 Cf
 Es
 Fm
 Md
 No
 Lr