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Science-it’s a pic with two questions. Plz help
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Science-it’s a pic with two questions. Plz help

Science-it’s a pic with two questions. Plz help-example-1
User Jonathon Oates
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1 Answer

2 votes

Answer:

Q5: 9; Q6: 13

Step-by-step explanation:

Question 5.

The atomic mass is the number of protons plus the number of neutrons.

A = p + n

A= 4 + 5

A = 9

Question 6

In a neutral atom, the number of protons equals the number of electrons.

p = e

p = 13, so

e = 13


User Alessandro Rossi
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