CH-807
Concentration
Chemistry · Secondary 3 · Hard · Concentration
A solution is prepared by dissolving 53.0 g of anhydrous sodium carbonate, Na₂CO₃, in water to make 250 cm³ of solution. What is the concentration of this solution in mol/dm³?
(Relative atomic masses: Na = 23, C = 12, O = 16)
(Relative atomic masses: Na = 23, C = 12, O = 16)
- 0.25 mol/dm³
- 0.50 mol/dm³
- 1.0 mol/dm³
- 2.0 mol/dm³
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