Chemistry, 03.02.2021 21:40 Idontwantto1057

What is the mass number of 19/9F?
Your
A. 9
B. 10
C. 19
D. 28

Answers: 1

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What is the mass number of 19/9F?
Your
A. 9
B. 10
C. 19
D. 28...