Element 17 is chlorine it is a group 7 element(halogen) and belongs to period 3 of the periodic table
Answer from: Quest
lol we need to see what the question is asking about
step-by-step explanation:
Answer from: Quest
80x^8−68x^6+16^5−20x^4−4x^3+8x^2
hope i'm right lol
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