If two forces are heading in the same direction, we them to calculate net force. options:
add
or
subtract

Me i dont know what to do! the table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.

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

What is the empirical formula of a compound that is 50.7% antimony and 49.3% selenium ?