<span>Not all elements have strong visible spectra in a flame</span>
Answer:
B.Self powered
Explanation:
They move by themselves.Hope this answer helps you ;)
Since it is round and it is the asteroid belt it is most likely that he found a dwarf planet
The charge would be -2 because there are 2 more electrons than protons, and electrons have a negative charge.
Answer:
Organic compound, any of a large class of chemical compounds in which one or more atoms of carbon are covalently linked to atoms of other elements, most commonly hydrogen, oxygen, or nitrogen.
