Question

an atom consists of an extremely small,heavy, positively charged core called_.​

Answer 1

Answer:

The model described the atom as a tiny, dense, positively charged core called a nucleus, in which nearly all the mass is concentrated, around which the light, negative constituents, called electrons, circulate at some distance, much like planets revolving around the Sun.

Explanation:

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Answer 2

Answer:

proton will be the answer , which has positive charge and have mass