I need help with number 5

Hotzen asked Oct 11, 2023

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26 votes

Hotzen asked Oct 11, 2023

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11 votes

Answer:

Step-by-step explanation:

As shown in the pic

Mass number = 12 + 13 = 25

Atomic number = No of protons = 12

Yves Dubois answered Oct 16, 2023

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