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Chemistry, 03.03.2021 01:30 pablogonzaleztellez
What happens to the atomic mass of the elements moving from left to right within a period?
A. The atomic mass stays the same within a period.
B. The atomic mass fluctuates throughout the period.
C. The atomic mass decreases.
D. The atomic mass increases.
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What happens to the atomic mass of the elements moving from left to right within a period?
A. The a...
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