What mass of 95% pure CaCO₃ will be required to neutralise 50 mL of 0.5 MHCl solution according to the following reaction?
CaCO₃(s) +2HCl(aq) → CaCl₂(aq) + CO₂(g) + 2H₂O(l)
a. 9.50 g
b. 1.25 g
c. 1.32 g
d. 3.65 g