CH-1050
pH scale
Chemistry · Secondary 4 · Easy · pH scale
A solution of hydrochloric acid has a pH of 2. What is the concentration of hydrogen ions, , in this solution?
- 1.0 × 10⁻¹ mol/dm³
- 1.0 × 10⁻² mol/dm³
- 2.0 × 10⁻² mol/dm³
- 1.0 × 10² mol/dm³
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