2mm=2,000,000 nm
2,000,000/25=80,000
The answer is 80,000 polio viruses
MgF is an ionic compound because it's bond is between a metal and a non-metal
<h3>
<u>Answer</u></h3>
4. loses 2 electrons
<h3>
<u>EXPLANATION</u></h3>
Mg²+ has 10 electrons while Mg has 12 electrons.
A coupleword to describe the action could be, Berserk, destructive, furious, unrestrained, impetuous, intemperate and uncontrollable