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Hi Etienne
This country is Central African Republic
I hope that's help:)
Answer:
D. The repetitive motion of the steam engine
Explanation:
Got it right
Answer:
Thomas Francis Jr. Edward Salk
Explanation:
He grouped it with H, Li, Na, K, Rb, Cs, Fr.
I read somewhere that he also grouped it with copper, gold, and silver. (Metallic Elements).
