Q8 · 2025 · Paper 1Unclassified1 mark
QUESTION 8
Which is the most concentrated weak base?
(A) 2.0 M KOH(aq)
(B) 0.2 M NaOH(aq)
(C) 2.0 M NH4OH(aq)
(D) 0.2 M Al(OH)3(aq)
WORKED SOLUTION
1 markAnswer C
OFFICIAL ANSWERC
QCAA awards 1 mark for selecting option C.
Correct option from the official QCAA answer key.