A titre value of 38.8 cm³ of a solution containing 0.4563 g HCl in 250 cm³ was obtained when the acid was titrated against 25.0 cm³ of calcium hydroxide solution. What is the molarity and concentration in g dm⁻³ of the base? (Ca = 40.0, Na = 23, C = 12, O = 16, Cl = 35.5, H = 1.00)
University of Ilorin CHM107 2023A past question
- 0.039, 2.21
- 0.039, 2.87
- 2.87, 0.039
- 7.97, 32
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