CH-1969
Concentration
Chemistry · Secondary 4 · Hard · Concentration
A student titrates 20.0 cm³ of 0.150 mol/dm³ nitric acid with aqueous sodium hydroxide. 15.0 cm³ of the sodium hydroxide solution is required for complete neutralisation.
The equation is:
HNO₃ + NaOH → NaNO₃ + H₂O.
What is the concentration of the sodium hydroxide solution?
The equation is:
HNO₃ + NaOH → NaNO₃ + H₂O.
What is the concentration of the sodium hydroxide solution?
- 0.100 mol/dm³
- 0.150 mol/dm³
- 0.200 mol/dm³
- 0.300 mol/dm³
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