(i)Add the colourless liquid to:
-Anhydrous copper(II) sulphate which turns colour from white to blue.
-Anhydrous cobalt(II)chloride which turns colour from blue to pink.
(ii)Determine its boiling point which is 100°C or freezing point which is 0°C.
Belan answered the question on February 13, 2019 at 12:16
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