Para que se produzca una sublimación ¿es necesario que el sistema absorba o libere energía en forma de calor?

catya your not at all which answer i've seen you do this on another question!

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

sup bro, im dumb, but this is what i found xd

"the ozone layer acts as a filter for the shorter wavelength and highly hazardous ultraviolet radiation (uvr) from the sun, protecting life on earth from its potentially harmful effects. when the sky is clear, there is an inverse relationship between stratospheric ozone and solar uvr measured at the earth's surface"