(NH4)2SO4(s) + 2NaOH(aq) → Na2SO4(aq) + 2NH3(g) + 2H200) What mass of sodium hydroxide is required to react
completely with 15.4 g of (NH4)2SO4?
V
2

Which of these conditions most likely produces an unstable isotope?

Which statement is true about hcl? (5 points) select one: a. it is a salt because it increases the concentration of metallic ions. b. it is a salt because it is formed by the reaction of an acid and a base. c. it is an acid because it increases the concentration of hydroxyl ions. d. it is an acid because it increases the concentration of hydronium ions.

The arrangement of particles is most ordered in a sample of