Who is really good with chemistry and can help me with some questions/equations? I also have more i really don't get this subject

they begin to vibrate harder causing the material that was solid to turn into a liquid i.e gallium or ice

thats a little if u want the answer just look it up on google thats what i do haha : )

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