shondagross2 shondagross2

02-11-2020
Chemistry

contestada

(worth 10pts!!!!!!) What did Dmitri Mendeleev contribute to science? A. He arranged the first periodic table. B. He developed the first model of the atom. C. He discovered many unknown elements . D. He developed the first atomic theory

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SeherSheikh011 SeherSheikh011

02-11-2020

Answer:

A. He arranged the first periodic table.

Explanation:

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taylorraintilt taylorraintilt

25-01-2021

Answer:

A.

Explanation:

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