Question

Choose the correct alternative:
Atomic mass of
is the mean of the atomic masses of lithium
and potassium. (sodium, calcium, chlorine, barium)
land nanerties similar to​

Answer 1

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Atomic number is the mean of the atomic masses of lithium and potassium.

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Answer 2

Answer:

atomic Mass of lithium is 6.941

atomic Mass of potassium is 39.098

sodium 22.989

calcium 40.81