Pure lead(II) sulfate is made by combining two substances, X and Y. Once the reaction has finished, the mixture is filtered, and pure lead(II) sulfate is collected. Which row shows the best method for preparing pure lead(II) sulfate?
- Aaqueous lead(II) nitrate + aqueous sodium sulfate; crystallise the filtrate
- Baqueous lead(II) nitrate + aqueous sodium sulfate; wash and dry the residue
- Csolid lead(II) carbonate + dilute sulfuric acid; crystallise the filtrate
- Dsolid lead(II) carbonate + dilute sulfuric acid; wash and dry the residue