Lead(II) sulfate is an insoluble salt. Which method would be suitable for obtaining pure lead(II) sulfate in solid form?
- AMix aqueous lead(II) nitrate and aqueous potassium sulfate, heat to evaporate all of the water, collect the solid and then wash and dry it.
- BMix aqueous lead(II) nitrate and aqueous potassium sulfate, filter, collect the filtrate, crystallise, then wash and dry the crystals.
- CMix aqueous lead(II) nitrate and dilute sulfuric acid, filter, then wash and dry the residue.
- DTitrate aqueous lead(II) hydroxide with dilute sulfuric acid, crystallise, then wash and dry the crystals.