This periodic table entry is for the element neon. how many neutrons does a typical neon atom have?
5
10
20
30

- "the choice that is not an indicator of a chemical change is "state of matter changes". more common than not, chemical reactions produce energy in the form of light or heat. along with energy, they also produce a new substance called the product that could be in any state of matter (solid, gas, or liquid)."

i think the answer is terrae but not 100 percent sure. ▓▬▬ §

metric time was an attempt to create a standard unit of time based off of 10, but it never took off an is not included in the metric system (si)