Question

Vishal found an old tetra pack of fruit squash in his fridge. He was

surprised to see that the tetra pack was puffed. He checked the expiry

date of the pack and found that it was of the previous week. When he

opened the pack, a gas escaped with a hissing sound. Answer the following

questions.

a. Why was the tetra pack puffed?

b. Which gas must have escaped from the pack?​

Answer 1

Answer:

the gas is CO2 that causes more bloating..it was puffed czz air inside it was closed since soo much time and it was expired too

Answer 2

Answer:

Carbon dioxide gas dissolves in a liquid solution, is compressed under high pressure. When a tetra pack is popped open, pressure is released and the carbon dioxide gas rises up. It forms countless tiny bubbles that pop and create a fizzing sound.

Explanation: