Question

(b) Study the figure below and answer the following questions :
(i) What is the aim of the experiment ?
(ii) Name the liquid taken in the test tube.
(iii) What change will you notice when air is blown into the tube and why?
(iv) What will be the control in this experiment ?​

Answer 1

Answer:

I don't know if you want to known plzzz search in google

Answer 2

Answer:

the air it will control this experiment