CH-766
Concentration
Chemistry · Secondary 3 · Medium · Concentration
A solution contains 4.0 g of sodium hydroxide, NaOH, dissolved in water to make 500 cm³ of solution. (Relative formula mass of NaOH = 40.)
What is the concentration of NaOH in mol dm⁻³?
What is the concentration of NaOH in mol dm⁻³?
- 0.20 mol dm⁻³
- 0.080 mol dm⁻³
- 0.50 mol dm⁻³
- 2.0 mol dm⁻³
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