Question

Part 1: For the following reaction, select all acid-base theories that apply. H2O(l) + :NH3(g) ? NH4+(aq) + OH-(aq)

A Arrhenius

B Brønsted-Lowry

C Lewis

Part 2: For the following reaction, select all acid-base theories that apply. :NH3(g) + BH3(g) ? NH3—BH3(s)

A Arrhenius

B Brønsted-Lowry

C Lewis

Part 3: For the following reaction, select all acid-base theories that apply. HCl(aq) + H2O(l) ? H3O+(aq) + Cl-(aq)

A Arrhenius

B Brønsted-Lowry

C Lewis

Part 4: Which of the following substances are amphoteric (can act as either a Brønsted-Lowry acid or base)?

A HCO3-

B H2PO4-

C NH4+

D H2O

E HS-