How many liters are in 2.5 moles of chlorine gas?

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.

How many grams of magnesium metal will react completely with 8.3 liters of 5.5m hcl? show all work

Answer asap need it by wednesday morning calculate the ph of 0.02m hcl best answer will be brainliest