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25-08-2021
Chemistry

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What is the basic unit of all matter? O A. neutron O B. atom KDC. electron OD proton NUNE nucleus Reset Next

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25-08-2021

Answer:

Atom

Explanation:

atom: The basic unit of matter; the smallest unit of an element, having all the characteristics of that element; consists of negatively-charged electrons and a positively-charged center called a nucleus.

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