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AleksandrR [38]
3 years ago
5

How many protons, electrons, and neutrons does the following isotope contain? 27 A13+

Chemistry
1 answer:
Lapatulllka [165]3 years ago
7 0

Hey there!

27 tells us the sum of protons and neutrons is 27.

Al tells us we have 13 protons.

3+ tells us that there are 3 less electrons than protons.

13 + n = 27

neutrons = 14

13 - 3 = 10 electrons

27Al3+ has 13 protons, 14 neutrons, and 10 electrons.

Hope this helps!

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