Answer:
is cool is cool goodcripopo
melting point because the melting point is the heat required to make an object melt anything less than this poitn will not make the substence melt.
D) + ΔH and +ΔE
Given this is one of the answer choices
O2- stands for superoxide anion, S2- stands for sulfide anion, H- stands for hydrogen anion, and Na+ stands for sodium this all ions possess the electron configuration of noble gas because each of them (O2-, S2-, H-, and Na+) has a full outer shell.
600,000 mm if im not mistaken.