Gilbert Newton Lewis, a chemist, helped to develop the modern electron theory of valence, a theory explains ...

Câu hỏi :

Gilbert Newton Lewis, a chemist, helped to develop the modern electron theory of valence, a theory explains the forces holding atoms together in  molecules.

A

B develop 

C explains

D together 

* Đáp án

C

* Hướng dẫn giải

Phương pháp giải:

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