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Black_prince [1.1K]
3 years ago
15

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

Chemistry
1 answer:
ziro4ka [17]3 years ago
5 0

Hey there!

Atomic number is the number of protons.

Atomic mass is the sum of protons and neutrons.

9 + 11 = 20

Your answer is B) The atomic number is 9 & the atomic mass is 20.

Hope this helps!

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