annabelle10133
annabelle10133
28-09-2018
Chemistry
contestada
can someone please answer this
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Meetu1912
Meetu1912
28-09-2018
1 - 8
2 - 13
3 - 20
4 - 19
5 - 19
6 - 22
* protons - Atomic number
electrons - number of electrons is equal to number of protons k-41 is neutral
neutrons - Mass number - Atomic number
= 41 -19
= 22
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