    1 H     1.00800
    2 He    4.00260
    3 Li    6.94000
    4 Be    9.01218
    5 B    10.81000
    6 C    12.01100
    7 N    14.00670
    8 O    15.99940
    9 F    18.99840
   10 Ne   20.17000
   11 Na   22.98981
   12 Mg   24.30499
   13 Al   26.98151
   14 Si   28.08600
   15 P    30.97380
   16 S    32.06000
   17 Cl   35.45300
   18 Ar   39.94800
   19 K    39.10201
   20 Ca   40.08000
   21 Sc   44.95590
   22 Ti   47.89999
   23 V    50.94099
   24 Cr   51.99600
   25 Mn   54.93800
   26 Fe   55.84700
   27 Co   58.93320
   28 Ni   58.71001
   29 Cu   63.54601
   30 Zn   65.37000
   31 Ga   69.72000
   32 Ge   72.59000
   33 As   74.92160
   34 Se   78.96001
   35 Br   79.90401
   36 Kr   83.80000
   37 Rb   85.46700
   38 Sr   87.62000
   39 Y    88.90590
   40 Zr   91.22000
   41 Nb   92.90640
   42 Mo   95.94000
   43 Tc   98.90620
   44 Ru  101.07000
   45 Rh  102.90550
   46 Pd  106.40000
   47 Ag  107.86800
   48 Cd  112.40000
   49 In  114.82000
   50 Sn  118.69000
   51 Sb  121.75000
   52 Te  127.60000
   53 I   126.90450
   54 Xe  131.30000
   55 Cs  132.90550
   56 Ba  137.34000
   57 La  138.90550
   58 Ce  140.12000
   59 Pr  140.90770
   60 Nd  144.24000
   61 Pm  145.00000
   62 Sm  150.40000
   63 Eu  151.96000
   64 Gd  157.25000
   65 Tb  158.92540
   66 Dy  162.50000
   67 Ho  164.93030
   68 Er  167.26000
   69 Tm  168.93420
   70 Yb  173.04000
   71 Lu  174.97000
   72 Hf  178.49000
   73 Ta  180.94700
   74 W   183.85000
   75 Re  186.20000
   76 Os  190.20000
   77 Ir  192.22000
   78 Pt  195.09000
   79 Au  196.96650
   80 Hg  200.59000
   81 Tl  204.37000
   82 Pb  207.20000
   83 Bi  208.98060
   90 Th  232.03810
   92 U   238.02900
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