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Dalton proposed the first atomic model. He's thinking that __________.

A. Atoms are all alike.

B. Atoms are solid balls.

C. Smaller particles are found inside atoms.

D. Atoms can be divided into smaller parts.

2 Answers

1 vote
A. Atoms are all alike.
User Rajesh Narwal
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4 votes
When Dalton proposed the first atomic model, he was thinking that all atoms are alike. The correct answer is A. 
User Kmx
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