Ik this is a lot but I am super confused, could you pls help

hi

Explanation:

Explanation:

So basically yh first off the number for protons and electrons are the same and to find them is to look at the atomic number because the atomic number is the same as protons and electrons.

To find the neutrons you need to take the actual atomic number from the atomic mass unit.

Hope that helps yh don't stress it.

the answer is b ) square root of 5