Penny
#7
The atom is Copper. The atomic number is 29 and its symbol is CU. The atomic mass is 63.546. The protons are 29, the electrons are 29, and the neutrons are 34.
"Modern Biology" Back cover of the book.
#44
The transition element is Copper. The protons are 29, the electrons are 29, and the neutrons are 34.
"Modern Biology" Back cover of the book.
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