The value of ΔrH for the following reaction is determined in a coffee cup calorimeter:
CaO(s) + 2 HCl(aq) → CaCl₂(aq) + H₂O(l) 1.1216 g of CaO(s) are added to 100.0 mL of 1.00 mol L-1 HCl(aq). The temperature rises from 24.94°C to 34.18°C. (a) Determine the limiting reagent