3 years ago

Please just help with these few! Also, these are my answers.

Biology

1 answer:

Snezhnost [94]3 years ago

5 0

For the first one, electrons travel around the nucleus in fixed energy levels with varying energies.

Second one, protons, neutrons, and electrons have a mass, but electrons have far less mass

Third one, cations and protons

Fourth, not sure.

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