mohammed1444 mohammed1444

30-10-2019
Biology

contestada

If an atom contains 3 protons, 4 neutrons, and 3
electrons, its mass number is
a. 3.
b. 4.
C. 7.
d. 11.

Respuesta :

eliza82902james eliza82902james

30-10-2019

C. 7
protons + neutrons = mass number

Answer Link

flawless51 flawless51

06-11-2019

Answer:

the answer is C 7

Explanation:

Answer Link

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