A- Stable electron configurations are likely to contain - filled energy sub-levels.
B- How many unpaired electrons are in a sulfur atom (atomic number 16)? Answer is 2
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Answer:
Y-9=8
Step-by-step explanation:
Y is decreased by 9 in just say 9 is subtracted by y
Answer:
20
Step-by-step explanation:
x - 9 = 11
+9 +9
x = 20