Atomic Number	Atomic Weight	Internal Nuclear Electrons	NIST Weight (amu)	Unit Electron Residual (amu)
2	5	3	5.01221991	-0.01338212
3	7	4	7.01600409	-0.01168385
4	9	5	9.01218224	-0.01220786
5	11	6	11.00930595	-0.01241774
6	13	7	13.00335503	-0.01302242
7	15	8	15.00010872	-0.01315146
8	17	9	16.99913216	-0.01301172
9	19	10	18.99840355	-0.01288602
10	21	11	20.99384689	-0.01314106
11	23	12	22.98976898	-0.01332277
12	25	13	24.98583794	-0.01347359
13	27	14	26.98153877	-0.01363693
14	29	15	28.97649384	-0.01383547
15	31	16	30.97376060	-0.01387151
16	33	17	32.97145844	-0.01388435
17	35	18	34.96885300	-0.01391865
17	37	20	36.96590424	-0.01327449
19	39	20	38.96370697	-0.01399005
19	41	22	40.96182632	-0.01335930
20	43	23	42.95876694	-0.01344763
21	45	24	44.95590973	-0.01352472
22	47	25	46.95176315	-0.01365156
22	49	27	48.94787216	-0.01325326
23	51	28	50.94396210	-0.01337553
24	53	29	52.94065475	-0.01347234
25	55	30	54.93804932	-0.01354293
26	57	31	56.93539810	-0.01361394
27	59	32	58.93320084	-0.01366974
28	61	33	60.93106079	-0.01372371
29	63	34	62.92959976	-0.01375774
29	65	36	64.92779541	-0.01341933
30	67	37	66.92713165	-0.01344316
31	69	38	68.92558289	-0.01349189
31	71	40	70.92470551	-0.01318560
32	73	41	72.92346191	-0.01323490
33	75	42	74.92159271	-0.01329935
34	77	43	76.91991425	-0.01335889
35	79	44	78.91833496	-0.01341595
35	81	46	80.91629028	-0.01319011
36	83	47	82.91413879	-0.01326392
37	85	48	84.91178894	-0.01334106
38	87	49	86.90888214	-0.01342863
39	89	50	88.90584564	-0.01351746
40	91	51	90.90564728	-0.01354930
41	93	52	92.90637970	-0.01356411
42	95	53	94.90583801	-0.01360445
42	97	55	96.90602112	-0.01338403
44	99	55	98.90593719	-0.01366516
44	101	57	100.90557861	-0.01346367
45	103	58	102.90550232	-0.01350174
46	105	59	104.90508270	-0.01354619
47	107	60	106.90509033	-0.01358385
47	109	62	108.90475464	-0.01340788
48	111	63	110.90418243	-0.01345860
49	113	64	112.90406036	-0.01350240
50	115	65	114.90334320	-0.01355568
50	117	67	116.90295410	-0.01340097
50	119	69	118.90331268	-0.01324598
51	121	70	120.90381622	-0.01328634
51	123	72	122.90421295	-0.01314348
52	125	73	124.90442657	-0.01319054
53	127	74	126.90446472	-0.01324017
54	129	75	128.90478516	-0.01328617
54	131	77	130.90507507	-0.01315963
55	133	78	132.90544128	-0.01320709
56	135	79	134.90568542	-0.01325627
56	137	81	136.90582275	-0.01314263
57	139	82	138.90634155	-0.01319010
59	141	82	140.90765381	-0.01338950
60	143	83	142.90980530	-0.01341637
60	145	85	144.91256714	-0.01327856
62	147	85	146.91488647	-0.01346291
62	149	87	148.91717529	-0.01333513
63	151	88	150.91984558	-0.01336015
63	153	90	152.92121887	-0.01325151
64	155	91	154.92262268	-0.01329292
64	157	93	156.92395020	-0.01319206
65	159	94	158.92533875	-0.01323527
66	161	95	160.92692566	-0.01327662
66	163	97	162.92872620	-0.01317875
67	163	96	162.92872620	-0.01331602
67	165	98	164.93031311	-0.01322163
68	167	99	166.93205261	-0.01326321
69	169	100	168.93420410	-0.01330092
70	171	101	170.93632507	-0.01333927
70	173	103	172.93820190	-0.01325042
71	175	104	174.94076538	-0.01328598
72	177	105	176.94322205	-0.01332292
72	179	107	178.94581604	-0.01323404
73	181	108	180.94799805	-0.01327499
74	183	109	182.95022583	-0.01331577
75	185	110	184.95295715	-0.01335222
75	187	112	186.95574951	-0.01326890
76	187	111	186.95574951	-0.01338844
76	189	113	188.95814514	-0.01330969
77	191	114	190.96058655	-0.01335032
77	193	116	192.96292114	-0.01327667
78	195	117	194.96476746	-0.01332349
79	197	118	196.96655273	-0.01337095
80	199	119	198.96826172	-0.01341917
80	201	121	200.97029114	-0.01335354
81	203	122	202.97233582	-0.01339975
81	205	124	204.97441101	-0.01333741
82	207	125	206.97587585	-0.01338902
83	209	126	208.98037720	-0.01341657
84	211	127	210.98663330	-0.01343073
84	213	129	212.99284363	-0.01334164
85	215	130	214.99864197	-0.01336125
86	217	131	217.00392151	-0.01338534
87	219	132	219.00924683	-0.01340955
88	221	133	221.01390076	-0.01343926
88	223	135	223.01849365	-0.01337001
89	225	136	225.02322388	-0.01340040
90	227	137	227.02769470	-0.01343303
90	229	139	229.03175354	-0.01337206
91	231	140	231.03587341	-0.01340825
92	233	141	233.03962708	-0.01344730
92	235	143	235.04393005	-0.01338841
93	237	144	237.04817200	-0.01342490
94	239	145	239.05215454	-0.01346343
95	241	146	241.05682373	-0.01349747
95	243	148	243.06137085	-0.01344118
96	245	149	245.06549072	-0.01347984
97	247	150	247.07029724	-0.01351412
98	249	151	249.07484436	-0.01355039
98	251	153	251.07957459	-0.01349690
99	253	154	253.08482361	-0.01352943
100	255	155	255.08995056	-0.01356303
100	257	157	257.09509277	-0.01351020
101	259	158	259.10049438	-0.01354292