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What subatomic particle has a negative charge and is found outside of the nucleus?
a. electron
b. nucleus
c. neutron
d. proton​

Respuesta :

Answer:

A

Explanation:

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Answer:

A. electron

Explanation:

The electron is the only negatively charged particle in the answers. The proton is positive. The nutron has a neutral charge. The nucleus isn't really a particle. It's a group of protons and neutrons.