Multiple Choice
Select the pair that consists of an acid and its conjugate base in that order.
A) NH4+/NH2-
B) CO32-/HCO3-
C) CO32-/H2CO3-
D) H2PO4-/H3PO4
E) H2CO3/HCO3-
Correct Answer:

Verified
Correct Answer:
Verified
Q3: Select the solution below that is the
Q4: The conjugate base of HCO<sub>3</sub><sup>-</sup> is:<br>A)H<sub>2</sub>CO<sub>3</sub><sub> </sub><br>B)HCO<sub>2</sub><sup>-</sup><sup>
Q5: Calculate the pH of a solution that
Q6: Select the two Brønsted-Lowry acids in the
Q7: Given an OH<sup>-</sup> concentration of 1.0 x
Q9: Rank the following 0.100 M solutions in
Q10: Rank the following 0.100 M solutions in
Q12: The conjugate acid of HCO<sub>3</sub><sup>-</sup> is:<br>A)H<sub>2</sub>CO<sub>3</sub><sub> </sub><br>B)HCO<sub>2</sub><sup>-</sup><sup>
Q74: The substance HCl(aq)is<br>A)a strong acid.<br>B)a weak acid.<br>C)a
Q122: The H<sub>3</sub>O<sup>+</sup> concentration in a 0.050 M