PLZ HELP!! The table compared the number of electrons in two unknown neutral atoms. Use the information to determine the number is valence electrons in the atoms. Which of the following compares the stability of the two atoms?

Ineed ! it’s science and it’s due tomorrow!

Particles vibrate in a rigid structure and do not move relative to their neighbors.

Which process does not require the presence of a physical substance in order to transfer heat? air in the atmosphere is heated by the ground. this warm air then rises, and cooler air falls. this is an example of what type of process? how is conduction different from radiation?