Complete the following table. The first row has been completed as an example.
Symbol
Atomic number Mass number Number of protons Number of neutrons
17C1
17
37
17
20
238
U
92
92
238
146
92
325
16
32
16
16
5 Fe
54
26
I
19
1.K
41
22
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because all chemical reaction involve the rearrangement of atoms, the mass is an electron is negatively charged, it has a mass approximately 1/2000 that of a, Atoms of an element that contain the same number of protons but a different Copy and complete the following tables concerning the isotopes of silicon SI-28.

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Complete the following table. The first row has been completed as an example. Symbol Atomic number Mass number Number of protons Number of neutrons 17C1 17 37 17 20 238 U 92 92 238 146 92 325 16 32 16 16 5 Fe 54 26 I 19 1.K 41 22 Submit Answer Try Another Version 4 item attempts remaining

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Complete the following table. The first row has been completed as an example.
Symbol
Atomic number Mass number Number of protons Number of neutrons
17C1
17
37
17
20
238
U
92
92
238
146
92
325
16
32
16
16
5 Fe
54
26
I
19
1.K
41
22
Submit Answer
Try Another Version
4 item attempts remaining