How many electrons does a nickel (iii) ion have?

1. 31
2. 28
3. 3
4. 25

under a microscope, cancer cells may look very different from normal cells. they often have different sizes and some may be larger than normal while others are smaller. cancer cells are often abnormally shaped and the control centre of the cell (the nucleus) may have an abnormal appearance.

i think? ?

catya your not at all which answer i've seen you do this on another question!

answer///carbon;