Why does a doctor check your lymph nodes when you are sick? A They shrink when you are sick
B They become very red when you are sick
C They filter microorganisms out of the bloodstream that have been engulfed by lymphocytes
D They clump together when you are sick

Why do sodium and neon have vastly different chemical and physical properties despite having similar atomic masses?

Explanation for basic character?

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.