Question

5.
c. Heat absorbed
d. Formation of precipitat
The formation of gas bubbles with a sound in a solution is called
a. physical change.
b. effervescence.
c. precipitation.
d. chemical reaction.​

Answer 1

Answer:

d option not sure but I think it might it might be

Answer 2

Answer:

effervescence

Explanation:

ya can try hoogle for its meaning which is bubles in a liquid.