Based on the nature of the reactants in each of the equations below, which reaction at 25°C will occur at the fastest rate?
A
C(s) + O2(g) + CO2 (g)
B
NaOH(aq) + HCl(aq) + NaCl(aq) + H2O(l)
C.
CH3OH( 2) + CH3COOH(e) → CH3COOCH3 (aq) + H2O(l)
D.
CaCO3(s) - CaO(s) + CO2 (g)