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Chemistry, 27.03.2020 21:34 umezinwachukwuebuka1

CHEMISTRY:There are 9 rotons & 11 neutrons. What is the atomic number & atomic mass?

A) The atomic number is 9 & the atomic mass is 19

B) The atomic number is 9 & the atomic mass is 20

C) The atomic number is 11 & the atomic mass is 19

D) The atomic number is 11 & the atomic mass is 20

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CHEMISTRY:There are 9 rotons & 11 neutrons. What is the atomic number & atomic mass?
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