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1. What is observed when the colourless solution is added into two separate test-tubes containing Copper (II) Sulphate and cobalt (II)Chloride paper. Select true or false.
TRUE
FALSE
a) White anhydrous Copper (II) Sulphate turns blue.
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b) White anhydrous Copper (II) Sulphate turns black.
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c) Blue Cobalt (II) Chloride paper turns white
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d) Blue Cobalt (II) Chloride paper turns pink
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