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Biology 21 Online
OpenStudy (anonymous):

Which part of the atom is directly involved in chemical changes? A. the electron B. the energy levels C. the nucleus D. the charges

OpenStudy (abhisar):

HINT: That particle is negatively charged.

OpenStudy (abhisar):

You probably didn't notice but you posted your chemistry question in Biology section. Please repost your similar questions in Chemistry section. Thank you.

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