HOTaco2181
11.10.2019 •
Chemistry
The results of rutherford's gold foil experiment gave him the evidence to arrive at two conclusions: (1) an atom was much more than just empty space and scattered electrons and (2)
a) in any atom, electrons orbit a central nucleus.
b) all atoms were composed of three subatomic particles.
c) an atom must have a positively charged center that contains most of its mass.
d) an atom must have an equal number of positive and negative particles in a central location.
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Ответ:
The answer to your question is: letter C
Explanation:
A) in any atom, electrons orbit a central nucleus.
B) all atoms were composed of three subatomic particles.
C) an atom must have a positively charged center that contains most of its mass.
D) an atom must have an equal number of positive and negative particles in a central location.
Ответ:
roughly 20,000 years ago the great ice sheets that buried much of asia, europe and north america stopped their creeping advance. within a few hundred years sea levels in some places had risen by as much as 10 meters .