Question 8 3 pts Which of the following is not a conjugate acid/base pair? O HC2H302/C2H302″ O NH4+/NH3 CO2/C03 OH3PO4/H2PO4 Question 9 3 pts A 1.0 M solution of NaC2H3O2 in water is expected to be: Acidic because sodium acetate undergoes hydrolysis Neutral because sodium acetate is a salt Basic because acetate ion is the conjugate base of acetic acid Acidic because it forms acetic acid

Question 10 3 pts Examples of ionizing radiation would include: infrared (IR) visible light microwaves X-rays