WAEC - Chemistry (2009 - No. 34)
Which of the following factors will affect the rate of the reaction represented by the equation? 2HCI(aq) + CaCO 3(s) → CaCI2(aq) + H2O (I) + CO2(g) l. Pressure ll. Concentration III. Nature of reactants IV. Temperature
l and ll only
ll, lll and IV only
l, ll and lll only
l, ll, lll and IV