Predict whether the following solutions are acidic basic or neutral. Provide explanations to support your predictions a) ammonium phosphate b) Ammonium sulfate c) Magnesium oxide

1 answer

a. Which is stronger, Kb for NH3 or Ka for H3PO4.
b. Which is stronger, Kb for NH3 or Ka for H2SO4.
c. MgO + H2O ==> Mg(OH)2
Both a and b will be acidic or basic depending upon the strength of Ka or Kb. c is a hydroxide so it will be basic.