a)
Drag and drop the correct answer(Note: Please click on "Activity1" to refresh the page after clicking "check" to try again if the answer is incorrect.)
| a) State the colour of the solid formed after the reaction. |
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| b) What was observed in the blue solution of copper (II) Sulphate? |
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Faded to colourless
Remained blue
Faded to light green
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