Chemistry · Volumetric Analysis
10.0 mL of Na2CO3 solution is titrated against 0.2 M HCl solution. The values obtained for the volume of HCl in 5 readings are: 4.8 mL, 4.9 mL, 5.0 mL, 5.0 mL, and 5.0 mL. Based on these readings, the concentration of the Na2CO3 solution is _______ mM. (Round off to the nearest integer)
- 175
- 250✓
- 3100
- 425
Correct answer
50
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