B) 2
C) 15
Chemistry, 08.06.2021 20:40 issacurlyheadka
In the formula X20, the symbol X could represent an element in Group
A) 1
B) 2
C) 15
D) 18
Answers: 1
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In the formula X20, the symbol X could represent an element in Group
A) 1
B) 2
C) 15
B) 2
C) 15
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