An analyst needs a sodium hydroxide solution containing 5.0 g of sodium hydroxide at a concentration of 25 g/dm3.
What is the volume of solution the analyst should prepare?
200 cm3200\ \text{cm}^3200 cm3
5000 cm35000\ \text{cm}^35000 cm3
125 cm3125\ \text{cm}^3125 cm3
0.20 cm30.20\ \text{cm}^30.20 cm3
131 exam-style questions on AQA GCSE Chemistry 3.2 Use of amount of substance in relation to masses of pure substances, covering 3.2.1 Moles, 3.2.2 Amounts of substances in equations, 3.2.3 Using moles to balance equations, 3.2.4 Limiting reactants, 3.2.5a Concentration of solutions, and 3.2.5b Relating mass, volume and concentration. Each one has a worked solution and a mark scheme showing where the marks go.