Answer:
C
Explanation:
u can't touch a chemical with bare skin
Answer:
calcium ca
Explanation:
We can see here that the only element that is on the same group (column) as Ba (Barium) is Calcium (Ca).
4 orbitals. P sublevel has 3 orbitals. 2nd level has 4 orbitals. An f sublevel has 7 orbitals.
Answer:
dear jesus i need glasses
Explanation:
Answer:
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