CH-1005
Concentration
Chemistry · Secondary 3 · Medium · Concentration
A 2.50 g sample of anhydrous magnesium chloride, MgCl₂, is dissolved in water to make 250 cm³ of solution.
What is the concentration of this solution in mol/dm³? ( of MgCl₂ = 95.0)
What is the concentration of this solution in mol/dm³? ( of MgCl₂ = 95.0)
- 0.105 mol/dm³
- 0.0105 mol/dm³
- 0.263 mol/dm³
- 1.05 mol/dm³
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