Question

C.

[2]
Name another chemical which can be used to test for the present of water and state the
colour change.​

Answer 1

See explanation

Step-by-step explanation:

There are two chemicals commonly used to test for water. They are;

CuSO4: Anhydrous CuSO4 is white in colour, when it absorbs moisture, its colour changes from white to blue.

CoCl2: Anhydrous CoCl2 is blue in colour. when it absorbs moisture, its colour changes from blue to pink.