JAMB - Chemistry (1994 - No. 44)
2HCL(ag) + CaCO3(ag) → CaCL2(ag) + H2O(1) + CO from the reaction above, which of the following curves represents the consumption of calcium trioxocarbonate (IV) as dilute HCL is added to it?
L
M
N
P
Vysvětlení
The concentration of the \(CaCO_3\) decreases as reaction time decreases. therefore option D is correct.