Chemistry, 12.12.2020 15:50, alexthebest3976

As a result of the gold foil experiment, it was concluded that an atom a
is a hard invisible sphere that contains protons, neutrons, and electrons.
b
is mostly empty space and contains a small, dense positive nucleus.
c
is a hard divisible sphere that contains subatomic particles.
d
is mostly empty space that contains a small, dense negative nucleus.

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As a result of the gold foil experiment, it was concluded that an atom a
is a hard invisible...