Writeinstruction for making pure potassium sulphate starting with potassium hydroxide
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(1)React KOH with H₂SO₄ in 2:1 ratio
(2)Heat the solution in a petri dish to evaporate the water
(3)Solid left behind is pure potassium sulfate
Reaction: 2KOH + H₂SO₄ ⇒ K₂SO₄ + 2H₂O
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