Which of the following procedures is suitable f... - WAEC Chemistry 2000 Question
Which of the following procedures is suitable for identifying the food colouring added to a pastry sample?
A
The cathode becomes coated with copper
B
Both electrodes gain electrons
C
The blue colour of the solution fades gradually
D
The anode increases in mass
correct option: a
Please share this, thanks:
Add your answer
No responses