A solution of zinc sulphate can be made by adding an excess either of zinc carbonate or of zinc hydroxide to dilute sulphuric acid.
In which forms are these zinc compounds added to the acid?
1 )
zinc carbonate: aqueous / zinc hydroxide: aqueous
2 )
zinc carbonate: aqueous / zinc hydroxide: solid
3 )
zinc carbonate: solid / zinc hydroxide: aqueous
zinc carbonate: solid / zinc hydroxide: solid
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