Atomic mass
Hydrogen
1.00794
Helium
4.002602
Lithium
6.941
Beryllium
9.012182
Boron
10.811
Carbon
12.011
Nitrogen
14.00674
Oxygen
15.9994
Fluorine
18.9984032
Neon
20.1797
Sodium
22.98768
Magnesium
24.3050
Aluminum
26.981539
Silicon
28.0855
Phosphorus
30.973762
Sulfur
32.066
Chlorine
35.4527
Potassium
39.0983
Argon
39.948
Calcium
40.078
Scandium
44.955910
Titanium
47.88
Vanadium
50.9415
Chromium
51.9961
Manganese
54.93805
Iron
55.847
Nickel
58.69
Cobalt
58.93320
Copper
63.546
Zinc
65.39
Gallium
69.723
Germanium
72.61
Arsenic
74.92159
Selenium
78.96
Bromine
79.904
Krypton
83.8
Rubidium
85.4678
Strontium
87.62
Yttrium
88.90585
Zirconium
91.244
Niobium
92.90638
Molybdenum
95.94
Technetium
98.9063
Ruthenium
101.07
Rhodium
102.90550
Palladium
106.42
Silver
107.8682
Cadmium
112.411
Indium
114.82
Tin
118.710
Antimony
121.75
Iodine
126.90447
Tellurium
127.60
Xenon
131.29
Cesium
132.90543
Barium
137.327
Lanthanum
138.9055
Cerium
140.115
Praseodymium
140.90765
Neodymium
144.24
Promethium
146.9151
Samarium
150.36
Europium
151.965
Gadolinium
157.25
Terbium
158.92534
Dysprosium
162.50
Holmium
164.93032
Erbium
167.26
Thulium
168.93421
Ytterbium
173.04
Lutetium
174.967
Hafnium
178.49
Tantalum
180.9479
Tungsten
183.85
Rhenium
186.207
Osmium
190.2
Iridium
192.22
Platinum
195.08
Gold
196.96654
Mercury
200.59
Thallium
204.3833
Lead
207.2
Bismuth
208.98037
Polonium
208.9824
Astatine
209.9871
Radon
222.0176
Francium
223.019
Radium
226.0254
Actinium
227.0278
Protactinium
231.0359
Thorium
232.0381
Neptunium
237.0482
Uranium
238.0289
Americium
243.0614
Plutonium
244.0642
Berkelium
247.0703
Curium
247.0704
Californium
251.0796
Einsteinium
252.0829
Fermium
257.0951
Mendelevium
258.0986
Nobelium
259.1009
Lawrencium
260.1053
Rutherfordium
261.1087
Dubnium
262.1138
Bohrium
262.1229
Seaborgium
263.9182
Hassium
265
Meitnerium
266
Darmstadtium
281
Roentgenium
281
Copernicium
285
Nihonium
286
Flerovium
289
Moscovium
289
Livermorium
293
Tennessine
294
Oganesson
294
Periodic Table
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