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UHHH helpppp maya cause uh she d.a.n.g d.u.m.b.
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18 votes
18 votes
UHHH helpppp maya cause uh she d.a.n.g d.u.m.b.

UHHH helpppp maya cause uh she d.a.n.g d.u.m.b.-example-1
User Dhaval Bharadva
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10 votes
10 votes
It’s ...............17
User Willa
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24 votes
24 votes

Answer:

17

Step-by-step explanation:

the mass number of the element which is protons and neutrons is 17+18=35

electronic configuration is 2, 8, 7

valency of the element is 1 therefore the atomic number is 17

User Venisha
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