Which of these is not true?
A. Atoms of the same elements can have different masses.
B. The n...
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Chemistry, 24.02.2021 02:40 olivernolasco23
Which of these is not true?
A. Atoms of the same elements can have different masses.
B. The nucleus of an atom has a positive charge.
C. Atoms have isotopes of an element have different numbers of protons.
D. Atoms are mostly empty space.
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