Multiple Choice
Balance the following redox reaction if it occurs in acidic solution. What are the coefficients in front of Cd and Ag+ in the balanced reaction?
Cd(s) + Ag+(aq) → Ag(s) + Cd2+(aq)
A) Cd = 1, Ag⁺ = 2
B) Cd = 1, Ag⁺ = 1
C) Cd = 2, Ag⁺ = 1
D) Cd = 2, Ag⁺ = 2
E) Cd = 3, Ag⁺ = 1
Correct Answer:
Verified
Correct Answer:
Verified
Q28: Calculate the number of grams of solute
Q29: Determine the oxidation state of S in
Q30: Match the following.<br>-H<sub>2</sub>SO<sub>4</sub>(aq) + 2LiOH(aq) → 2H<sub>2</sub>O(l)
Q32: Calculate the concentration (molarity) of a solution
Q34: Match the following.<br>-2HCl(aq) + (NH<sub>4</sub>)<sub>2</sub>S(aq) → H<sub>2</sub>S(g)
Q36: How many moles of Co<sup>2+</sup> are present
Q37: What volume of 0.305 mol L<sup>-1</sup> AgNO<sub>3</sub>
Q38: Which of the following statements is FALSE?<br>A)
Q48: Carbonic acid can form water and carbon
Q116: How many molecules of H<sub>2</sub>S are required