8. Two drops of dilute sulphuric acid were added to 1 g of copper sulphate powder
and then small amount of hot water was added to dissolve it (step I). On cooling,
beautiful blue coloured crystals got separated (step II). Step I and step II are:
(a) physical and chemical changes respectively.
(b) Chemical and physical changes respectively.
(c) both physical change.
(d) both chemical change.
Answers
Answered by
2
NANBA...
OPTION C) BOTH PHYSICAL CHANGES...
Answered by
1
Answer:
Option C is the correct option.......
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