How many moles are in 25.0 grams of HF?

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.

What shape would a molecule with two bound groups and two lone pairs have?

Find the number of moles of argon in 364g of argon.