Answer:
Helium is a chemical element with the symbol He and atomic number 2
Sodium is a chemical element with the symbol Na and atomic number 11
Explanation:
sila po Yung nasa mga table of elements hehe
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Answers & Comments
Answer:
Helium is a chemical element with the symbol He and atomic number 2
Sodium is a chemical element with the symbol Na and atomic number 11
Explanation:
sila po Yung nasa mga table of elements hehe