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2 years ago

13

__________ were the first organisms in the history of life on earth that could use solar energy to build organic compounds from

carbon dioxide, and in the process break down water molecules to release oxygen.

1 answer:

Talja [164]2 years ago

4 0

Cyanobacteria, hope that helps

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After gaining electron Chlorine becomes an <em><u>anion.</u></em>

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${Cl}^{ - }$

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