Chemistry > 2015 > 28
WASSCE
The following diagram illustrates the rate curve that was obtained when Mg reacted with excess dilute HCl.
The diagram became horizontal at X because
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
Answer: B
To see detailed solution to this question and thousands of other questions offline, download TestDriller SSCE. Practice rigorously for WASSCE, enjoy educational games, get chief examiners' reports, summary of WAEC literature books, compete with your peers, win prizes and more.
09037778195