Atomic Weights
=========================

H: 1.008

He: 4.002602

Li: 6.94

Be: 9.0121831

B: 10.81

C: 12.011

N: 14.007

O: 15.999

F: 18.998403163

Ne: 20.1797

Na: 22.98976928

Mg: 24.305

Al: 26.9815385

Si: 28.085

P: 30.973761998

S: 32.06

Cl: 35.45

Ar: 39.948

K: 39.0983

Ca: 40.078

Sc: 44.955908

Ti: 47.867

V: 50.9415

Cr: 51.9961

Mn: 54.938044

Fe: 55.845

Co: 58.933194

Ni: 58.6934

Cu: 63.546

Zn: 65.38

Ga: 69.723

Ge: 72.63

As: 74.921595

Se: 78.971

Br: 79.904

Kr: 83.798

Rb: 85.4678

Sr: 87.62

Y: 88.90584

Zr: 91.224

Nb: 92.90637

Mo: 95.95

Tc: 97.90721

Ru: 101.07

Rh: 102.9055

Pd: 106.42

Ag: 107.8682

Cd: 112.414

In: 114.818

Sn: 118.71

Sb: 121.76

Te: 127.6

I: 126.90447

Xe: 131.293

Cs: 132.90545196

Ba: 137.327

La: 138.90547

Ce: 140.116

Pr: 140.90766

Nd: 144.242

Pm: 144.91276

Sm: 150.36

Eu: 151.964

Gd: 157.25

Tb: 158.92535

Dy: 162.5

Ho: 164.93033

Er: 167.259

Tm: 168.93422

Yb: 173.045

Lu: 174.9668

Hf: 178.49

Ta: 180.94788

W: 183.84

Re: 186.207

Os: 190.23

Ir: 192.217

Pt: 195.084

Au: 196.966569

Hg: 200.592

Tl: 204.38

Pb: 207.2

Bi: 208.9804

Po: 209.0

At: 210.0

Rn: 222.0

Fr: 223.0

Ra: 226.0

Ac: 227.0

Th: 232.0377

Pa: 231.03588

U: 238.02891

Np: 237.0

Pu: 244.0

Am: 243.0

Cm: 247.0

Bk: 247.0

Cf: 251.0

Es: 252.0

Fm: 257.0

Md: 258.0

'No': 259.0

Lr: 262.0

Rf: 267.0

Db: 268.0

Sg: 271.0

Bh: 274.0

Hs: 269.0

Mt: 276.0

Ds: 281.0

Rg: 281.0

Cn: 285.0

Nh: 286.0

Fl: 289.0

Mc: 288.0

Lv: 293.0

Ts: 294.0

Og: 294.0