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Chemistry, 10.02.2021 23:20 Circe7527

Which of the elements shown has an atomic mass of 20 amu?

A) A
B) B
C) C
D) D

Which of the elements shown has an atomic mass of 20 amu?
A) A
B) B
C) C
D) D

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Which of the elements shown has an atomic mass of 20 amu?

A) A
B) B
C) C

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