Which volume and concentration of sodium hydroxide solution would react exactly with 9.60 g of a triprotic acid, H3Z\text{H}_3\text{Z}H3Z (Mr=192.0M_{\text{r}} = 192.0Mr=192.0)?
250 cm3250\text{ cm}^3250 cm3 of 0.20 mol dm−3 NaOH(aq)0.20\text{ mol dm}^{-3}\ \text{NaOH(aq)}0.20 mol dm−3 NaOH(aq)
100 cm3100\text{ cm}^3100 cm3 of 1.0 mol dm−3 NaOH(aq)1.0\text{ mol dm}^{-3}\ \text{NaOH(aq)}1.0 mol dm−3 NaOH(aq)
150 cm3150\text{ cm}^3150 cm3 of 1.0 mol dm−3 NaOH(aq)1.0\text{ mol dm}^{-3}\ \text{NaOH(aq)}1.0 mol dm−3 NaOH(aq)
300 cm3300\text{ cm}^3300 cm3 of 1.5 mol dm−3 NaOH(aq)1.5\text{ mol dm}^{-3}\ \text{NaOH(aq)}1.5 mol dm−3 NaOH(aq)
79 exam-style questions on AQA A Level Chemistry Amount of substance, covering Relative atomic mass and relative molecular mass, The mole and the Avogadro constant, The ideal gas equation, Empirical and molecular formula, and Balanced equations and associated calculations. Each one has a worked solution and a mark scheme showing where the marks go.