Isotopic Abundance & Mass (Accurate)
| Isotope |
Mass (amu) |
Composition
(atomic %) |
| H1 |
1.007825 |
99.985 |
| H2 |
2.0140 |
0.015 |
| He3 |
3.01603 |
0.00014 |
| He4 |
4.00260 |
99.99986 |
| Li6 |
6.015121 |
7.5 |
| Li7 |
7.016003 |
92.5 |
| Be9 |
9.012182 |
100 |
| B10 |
10.012937 |
19.8 |
| B11 |
11.009305 |
80.2 |
| C12 |
12.000000 |
98.90 |
| C13 |
13.003355 |
1.10 |
| N14 |
14.003074 |
99.63 |
| N15 |
15.000108 |
0.37 |
| O16 |
15.994915 |
99.762 |
| O17 |
16.999131 |
0.038 |
| O18 |
17.999160 |
0.200 |
| F19 |
18.998403 |
100 |
| Ne20 |
19.992435 |
90.51 |
| Ne21 |
20.993843 |
0.27 |
| Ne22 |
21.991383 |
9.22 |
| Na23 |
22.989767 |
100 |
| Mg24 |
23.985042 |
78.99 |
| Mg25 |
24.985837 |
10.00 |
| Mg26 |
25.982593 |
11.01 |
| Al27 |
26.98154 |
100 |
| Si28 |
27.976927 |
92.23 |
| Si29 |
28.976495 |
4.67 |
| Si30 |
29.973770 |
3.10 |
| P31 |
30.973762 |
100 |
| S32 |
31.972070 |
95.02 |
| S33 |
32.971456 |
0.75 |
| S34 |
33.967866 |
4.21 |
| S36 |
35.967080 |
0.02 |
| Cl35 |
34.968852 |
75.77 |
| Cl37 |
36.965903 |
24.23 |
| Ar36 |
35.967545 |
0.337 |
| Ar38 |
37.962732 |
0.063 |
| Ar40 |
39.962384 |
99.60 |
| K39 |
38.963707 |
93.2581 |
| K40 |
39.963999 |
0.0117 |
| K41 |
40.961825 |
6.7302 |
| Ca40 |
39.962591 |
96.941 |
| Ca42 |
41.958618 |
0.647 |
| Ca43 |
42.958766 |
0.135 |
| Ca44 |
43.955480 |
2.086 |
| Ca46 |
45.953689 |
0.004 |
| Ca48 |
47.952533 |
0.187 |
| Sc45 |
44.955910 |
100 |
| Ti46 |
45.952629 |
8.0 |
| Ti47 |
46.951764 |
7.3 |
| Ti48 |
47.947947 |
73.8 |
| Ti49 |
48.947871 |
5.5 |
| Ti50 |
49.944792 |
5.4 |
| V50 |
49.947161 |
0.25 |
| V51 |
50.943962 |
99.75 |
| Cr50 |
49.946046 |
4.35 |
| Cr52 |
51.940509 |
83.79 |
| Cr53 |
52.940651 |
9.50 |
| Cr54 |
53.938882 |
2.36 |
| Mn55 |
54.938047 |
100 |
| Fe54 |
53.939612 |
5.8 |
| Fe56 |
55.934939 |
91.72 |
| Fe57 |
56.935396 |
2.2 |
| Fe58 |
57.933277 |
0.28 |
| Co59 |
58.933198 |
100 |
| Ni58 |
57.935346 |
68.27 |
| Ni60 |
59.930788 |
26.10 |
| Ni61 |
60.931058 |
1.13 |
| Ni62 |
61.928346 |
3.59 |
| Ni64 |
63.927968 |
0.91 |
| Cu63 |
62.939598 |
69.17 |
| Cu65 |
64.927793 |
30.83 |
| Zn64 |
63.929145 |
48.6 |
| Zn66 |
65.926034 |
27.9 |
| Zn67 |
66.927129 |
4.1 |
| Zn68 |
67.924846 |
18.8 |
| Zn70 |
69.925325 |
0.6 |
| Ga69 |
68.925580 |
60.1 |
| Ga71 |
70.924700 |
39.9 |
| Ge70 |
69.924250 |
20.5 |
| Ge72 |
71.922079 |
27.4 |
| Ge73 |
72.923463 |
7.8 |
| Ge74 |
73.921177 |
36.5 |
| Ge76 |
75.921401 |
7.8 |
| As75 |
74.921594 |
100 |
| Se74 |
73.922475 |
0.9 |
| Se76 |
75.919212 |
9.0 |
| Se77 |
76.919912 |
7.6 |
| Se78 |
77.917304 |
23.5 |
| Se80 |
79.916520 |
49.6 |
| Se82 |
81.916698 |
9.4 |
| Br79 |
78.918336 |
50.69 |
| Br81 |
80.916289 |
49.31 |
| Kr78 |
77.920397 |
0.35 |
| Kr80 |
79.916380 |
2.25 |
| Kr82 |
81.913482 |
11.6 |
| Kr83 |
82.914135 |
11.5 |
| Kr84 |
83.911507 |
57.0 |
| Kr86 |
85.910616 |
17.3 |
| Rb85 |
84.911794 |
72.17 |
| Rb87 |
86.909187 |
27.83 |
| Sr84 |
83.913430 |
0.56 |
| Sr86 |
85.909267 |
9.86 |
| Sr87 |
86.908884 |
7.00 |
| Sr88 |
87.905619 |
82.58 |
| Y89 |
88.905849 |
100 |
| Zr90 |
89.904703 |
51.45 |
| Zr91 |
90.905644 |
11.27 |
| Zr92 |
91.905039 |
17.17 |
| Zr94 |
93.906314 |
17.33 |
| Zr96 |
95.908275 |
2.78 |
| Nb93 |
92.906377 |
100 |
| Mo92 |
91.906088 |
14.84 |
| Mo94 |
93.905085 |
9.25 |
| Mo95 |
94.905840 |
15.92 |
| Mo96 |
95.904678 |
16.68 |
| Mo97 |
96.906020 |
9.55 |
| Mo98 |
97.905406 |
24.13 |
| Mo100 |
99.907477 |
9.63 |
| Tc |
- |
- |
| Ru96 |
95.907599 |
5.52 |
| Ru98 |
97.905287 |
1.88 |
| Ru99 |
98.905939 |
12.7 |
| Ru100 |
99.904219 |
12.6 |
| Ru101 |
100.905582 |
17.0 |
| Ru102 |
101.904348 |
31.6 |
| Ru104 |
103.905424 |
18.7 |
| Rh103 |
102.905500 |
100 |
| Pd102 |
101.905634 |
1.02 |
| Pd104 |
103.904029 |
11.14 |
| Pd105 |
104.905079 |
22.33 |
| Pd106 |
105.903478 |
27.33 |
| Pd108 |
107.903895 |
26.46 |
| Pd110 |
109.905167 |
11.72 |
| Ag107 |
106.905092 |
51.84 |
| Ag109 |
108.904757 |
48.16 |
| Cd106 |
105.906461 |
1.25 |
| Cd108 |
107.904176 |
0.89 |
| Cd110 |
109.903005 |
12.49 |
| Cd111 |
110.904182 |
12.80 |
| Cd112 |
111.902758 |
24.13 |
| Cd113 |
112.904400 |
12.22 |
| Cd114 |
113.903357 |
28.73 |
| Cd116 |
115.904754 |
7.49 |
| In113 |
112.904061 |
4.3 |
| In115 |
114.903880 |
95.7 |
| Sn112 |
111.904826 |
1.0 |
| Sn114 |
113.902784 |
0.7 |
| Sn115 |
114.903348 |
0.4 |
| Sn116 |
115.901747 |
14.7 |
| Sn117 |
116.902956 |
7.7 |
| Sn118 |
117.901609 |
24.3 |
| Sn119 |
118.903310 |
8.6 |
| Sn120 |
119.902200 |
32.4 |
| Sn122 |
121.903440 |
4.6 |
| Sn124 |
123.905274 |
5.66 |
| Sb121 |
120.903821 |
57.3 |
| Sb123 |
122.904216 |
42.7 |
| Te120 |
119.904048 |
0.096 |
| Te122 |
121.903054 |
2.60 |
| Te123 |
122.904271 |
0.908 |
| Te124 |
123.902823 |
4.816 |
| Te125 |
124.904433 |
7.14 |
| Te126 |
125.903314 |
18.95 |
| Te128 |
127.904463 |
31.69 |
| Te130 |
129.906229 |
33.80 |
| I127 |
126.904473 |
100 |
| Xe124 |
123.905894 |
0.10 |
| Xe126 |
125.904281 |
0.09 |
| Xe128 |
127.903531 |
1.91 |
| Xe129 |
128.904780 |
26.4 |
| Xe130 |
129.903509 |
4.1 |
| Xe131 |
130.905072 |
21.2 |
| Xe132 |
131.904144 |
26.9 |
| Xe134 |
133.905395 |
10.4 |
| Xe136 |
135.907214 |
8.9 |
| Cs133 |
132.905429 |
100 |
| Ba130 |
129.906282 |
0.106 |
| Ba132 |
131.905042 |
0.101 |
| Ba134 |
133.904486 |
2.417 |
| Ba135 |
134.905665 |
6.592 |
| Ba136 |
135.904553 |
7.854 |
| Ba137 |
136.905812 |
11.23 |
| Ba138 |
137.905232 |
71.70 |
| La138 |
137.907105 |
0.09 |
| La139 |
138.906346 |
99.91 |
| Ce136 |
135.907140 |
0.19 |
| Ce138 |
137.905985 |
0.25 |
| Ce140 |
139.905433 |
88.48 |
| Ce142 |
141.909241 |
11.08 |
| Pr141 |
140.907647 |
100 |
| Nd142 |
141.907719 |
27.13 |
| Nd143 |
142.909810 |
12.18 |
| Nd144 |
143.910083 |
23.80 |
| Nd145 |
144.912570 |
8.30 |
| Nd146 |
145.913113 |
17.19 |
| Nd148 |
147.916889 |
5.76 |
| Nd150 |
149.920887 |
5.64 |
| Pm |
- |
- |
| Sm144 |
143.911998 |
3.1 |
| Sm147 |
146.914895 |
15.0 |
| Sm148 |
147.914820 |
11.3 |
| Sm149 |
148.917181 |
13.8 |
| Sm150 |
149.917273 |
7.4 |
| Sm152 |
151.919729 |
26.7 |
| Sm154 |
153.922206 |
22.7 |
| Eu151 |
150.919847 |
47.8 |
| Eu153 |
152.921225 |
52.2 |
| Gd152 |
151.919786 |
0.20 |
| Gd154 |
153.920861 |
2.18 |
| Gd155 |
154.922618 |
14.80 |
| Gd156 |
155.922118 |
20.47 |
| Gd157 |
156.923956 |
15.65 |
| Gd158 |
157.924099 |
24.84 |
| Gd160 |
159.927049 |
21.86 |
| Tb159 |
158.925342 |
100 |
| Dy156 |
155.925277 |
0.06 |
| Dy158 |
157.924403 |
0.10 |
| Dy160 |
159.925193 |
2.34 |
| Dy161 |
160.926930 |
18.9 |
| Dy162 |
161.926795 |
25.5 |
| Dy163 |
162.928728 |
24.9 |
| Dy164 |
163.929171 |
28.2 |
| Ho165 |
164.930319 |
100 |
| Er162 |
161.928775 |
0.14 |
| Er164 |
163.929198 |
1.61 |
| Er166 |
165.930290 |
33.6 |
| Er167 |
166.932046 |
22.95 |
| Er168 |
167.932368 |
26.8 |
| Er170 |
169.935461 |
14.9 |
| Tm169 |
168.934212 |
100 |
| Yb168 |
167.933894 |
0.13 |
| Yb170 |
169.934759 |
3.05 |
| Yb171 |
170.936323 |
14.3 |
| Yb172 |
171.936378 |
21.9 |
| Yb173 |
172.938208 |
16.12 |
| Yb174 |
173.938859 |
31.8 |
| Yb176 |
175.942564 |
12.7 |
| Lu175 |
174.940770 |
97.41 |
| Lu176 |
175.942679 |
2.59 |
| Hf174 |
173.940044 |
0.16 |
| Hf176 |
175.941406 |
5.2 |
| Hf177 |
176.943217 |
18.6 |
| Hf178 |
177.943696 |
27.1 |
| Hf179 |
178.945812 |
13.74 |
| Hf180 |
179.946545 |
35.2 |
| Ta180 |
179.947462 |
0.012 |
| Ta181 |
180.947992 |
99.988 |
| W180 |
179.946701 |
0.13 |
| W182 |
181.948202 |
26.3 |
| W183 |
182.950220 |
14.3 |
| W184 |
183.950928 |
30.67 |
| W186 |
185.954357 |
28.6 |
| Re185 |
184.952951 |
37.40 |
| Re187 |
186.955744 |
62.6 |
| Os184 |
183.952488 |
0.02 |
| Os186 |
185.953830 |
1.58 |
| Os187 |
186.955741 |
1.6 |
| Os188 |
187.955860 |
13.3 |
| Os189 |
188.958137 |
16.1 |
| Os190 |
189.958436 |
26.4 |
| Os192 |
191.961467 |
41.0 |
| Ir191 |
190.960584 |
37.3 |
| Ir193 |
192.962917 |
62.7 |
| Pt190 |
189.959917 |
0.01 |
| Pt192 |
191.961019 |
0.79 |
| Pt194 |
193.962655 |
32.9 |
| Pt195 |
194.964766 |
33.8 |
| Pt196 |
195.964926 |
25.3 |
| Pt198 |
197.967869 |
7.2 |
| Au197 |
196.966543 |
100 |
| Hg196 |
195.965807 |
0.15 |
| Hg198 |
197.966743 |
10.1 |
| Hg199 |
198.968254 |
17 |
| Hg200 |
199.968300 |
23.1 |
| Hg201 |
200.970277 |
13.2 |
| Hg202 |
201.970617 |
29.65 |
| Hg204 |
203.973467 |
6.8 |
| Tl203 |
202.972320 |
29.524 |
| Tl205 |
204.974401 |
70.476 |
| Pb204 |
203.973020 |
1.4 |
| Pb206 |
205.974440 |
24.1 |
| Pb207 |
206.975872 |
22.1 |
| Pb208 |
207.976627 |
52.4 |
| Bi209 |
208.980374 |
100 |
| Po |
- |
- |
| At |
- |
- |
| Rn |
- |
- |
| Fr |
- |
- |
| Ra |
- |
- |
| Ac |
- |
- |
| Th232 |
232.038054 |
100 |
| Pa |
- |
- |
| U234 |
234.040946 |
0.0055 |
| U235 |
235.043924 |
0.720 |
| U238 |
238.050784 |
99.2745 |
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