Biology, 21.01.2021 23:40 Kizmit1423
Based on information from the periodic table, which statement is true for the
element gallium?
A. The atomic number of gallium is 69.7, and its atomic mass is 31.
B. A gallium atom contains 31 protons, and most gallium atoms
contain 39 neutrons.
C. A gallium atom contains 31 protons, and neutral gallium atoms
contain 39 electrons.
D. The atomic number of gallium is 31, and its average atomic mass
is 39.
ANSWER—————————
B. A gallium atom contains 31 protons, and most gallium atoms contain 39 neutrons
Answers: 1
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You know the right answer?
Based on information from the periodic table, which statement is true for the
element gallium?
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