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Luba_88 [7]
3 years ago
8

Help with this please???

Biology
1 answer:
vekshin13 years ago
3 0

For Chlorine, CI

The protons and electrons will be the same except Protons will be + positive and electrons will be - negative so your answers are  17 and -17

neutrons is 18

atomic number 17

Atomic mass: 35.453

For sodium, Na

The protons and electrons will be the same except Protons will be + positive and electrons will be - negative your answers are 11 and -11

neutrons : 12

atomic number: 11

Atomic mass: 22.9897

hope this helps good luck  

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