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horsena [70]
4 years ago
10

How many protons are in an element with an atomic number of 8 and a mass number of 18? A 8 B 3 C 18 D 10

Biology
2 answers:
Dvinal [7]4 years ago
5 0

Answer:

d

Explanation:

I did the test

gladu [14]4 years ago
3 0

Answer:

D

Explanation:

18-8=10

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