CH-756
Titration calculations
Chemistry · Secondary 3 · Hard · Titration calculations
A student titrates 25.0 cm³ of sodium hydroxide solution with 0.200 mol dm⁻³ hydrochloric acid. The neutralisation reaction is
.
If 18.0 cm³ of the acid is needed to reach the end-point, what is the concentration of the sodium hydroxide solution?
.
If 18.0 cm³ of the acid is needed to reach the end-point, what is the concentration of the sodium hydroxide solution?
- 0.0720 mol dm⁻³
- 0.144 mol dm⁻³
- 0.278 mol dm⁻³
- 0.320 mol dm⁻³
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