An aqueous mixture includes both $\text{Mg}^{2+}$(aq) and $\text{Sr}^{2+}$(aq) at the same concentration. The mixture is split into two equal parts. Aqueous sodium hydroxide is then added drop by drop to one part. Dilute sulfuric acid is then added drop by drop to the other part. Which row is the correct one?
- Amagnesium hydroxide; magnesium sulfate
- Bmagnesium hydroxide; strontium sulfate
- Cstrontium hydroxide; magnesium sulfate
- Dstrontium hydroxide; strontium sulfate