B is the correct answer to your question
Maybe molecules one electron
Answer:
However, when formal units are used to measure length, the measurement can usually be read from a scale on a ruler or tape, which shows units of a particular size. Unit iteration involves knowledge of repeatedly placing identical tightly packing units so that there are no overlaps or gaps.
Explanation:
I think the number of protons in the nucleus the number of valence electrons atomic mass...
