Find number of neutrons for He

Question

Mathematics

Guest

7 February, 03:31

Find number of neutrons for He

+2

Answers (2)

Know the Answer?

Jakayla Matthews · Answer 1

1) Get a periodic table of elements.

2) Find your element on the periodic table.

3) Locate the element's atomic number.

4) Determine the number of electrons.

5) Look for the atomic mass of the elements.

6) Subtract the atomic number from the atomic mass.

Alissa Clarke · Answer 2

Alissa Clarke 7 February, 06:38

0

The answer is 2 neutrons for He