CH-2141
Concentration
Chemistry · Secondary 4 · Hard · Concentration
25.0 cm³ of aqueous potassium hydroxide is completely neutralised by 18.0 cm³ of 0.150 mol/dm³ sulfuric acid. The equation is
H₂SO₄ + 2KOH → K₂SO₄ + 2H₂O.
What is the concentration of the potassium hydroxide solution?
H₂SO₄ + 2KOH → K₂SO₄ + 2H₂O.
What is the concentration of the potassium hydroxide solution?
- 0.108 mol/dm³
- 0.216 mol/dm³
- 0.270 mol/dm³
- 0.300 mol/dm³
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