The following diagram illustrates the rate curve that was obtained when Mg reacted with excess dilute HCl.
The diagram became horizontal at X because
Attached Figure / Diagram
A
The reaction was slowed down
B
All the dilute HCl has reacted
C
All the Mg has reacted
D
Hydrogen gas is produced at a steady rate
Verified Correct Answer: C.
Chemical Principles & Mechanism
No expanded working has been attached for this question yet. The verified answer is Option C.
Source: WAEC / JAMB / NECO Classroom Archive (Record #45778)