2HCl(aq) + CaCO3(s) → CaCl2(aq) + H2O(1) + CO2(g)
I. Pressure
II.Concentration
III. Nature of reactants
IV. Temperature
A. I and II only
B. II, III and IV only
C. I, II and III only
D. I, II. III and IV
Correct Answer: Option B
B. II, III and IV only
Explanation
All others except pressure would affect the equilibrium of the system.
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