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Josh Josh
wrote...
Posts: 305
6 years ago
Isotopes of an element have the same ________, but different ________.
A) number of electron shells; numbers of protons
B) atomic number; atomic masses
C) number of neutrons; numbers of protons
D) atomic mass; atomic numbers
E) name; chemical symbols
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cantiknyacantiknya
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Posts: 220
6 years ago
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Josh Author
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6 years ago
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