Q16 · Practice questionSimple familiar1 mark
QUESTION 16
The same charge is passed through separate and solutions. Assume 100% current efficiency. The mole ratio of deposited silver to deposited copper is
(A)
1:2
(B)
1:1
(C)
2:1
(D)
4:1
WORKED SOLUTION
1 markAnswer C
C
Each mole of silver needs one mole of electrons; each mole of copper needs two.
- Select C. [1 marks]
Practice question aligned to the current QCAA syllabus; review the worked solution and marking criteria.
View the QCAA syllabus