5. What is common for the elemental formulas of all non-noble gases and the halogens?

h

why is arctic sea ice important? arctic sea ice keeps the polar regions cool and moderate global climate. sea ice has a bright surface; 80 percent of the sunlight that strikes it is reflected back into space. as sea ice melts in the summer, it exposes the dark ocean surface.

answer; the numbers of valence electrons in the acetic acid molecule (ch3co2h) is 24;