The concentration of a solution of potassium hydroxide, KOH\text{KOH}KOH, is 0.350 mol dm-3.
Calculate the concentration of the potassium hydroxide solution in g dm−3\text{g dm}^{-3}g dm−3.
(Relative formula mass, MrM_rMr: KOH=56\text{KOH} = 56KOH=56)
258 exam-style questions on Edexcel GCSE Chemistry Calculations involving masses. Each one has a worked solution and a mark scheme showing where the marks go.