When 20g of NaOH reacts with 49g of h3PO4,9g of water is produced how many grams of NaH2PO4 are produced

The name of the ion, s2-, is: sulfurous ion sulfide ion sulfur ion sulfate ion

Liv sheldon given the balanced equation for an organic reaction: c2h2 + 2cl2 → c2h2cl4 this reaction is best classified as *

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.