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:

because this pack was expired.previous week only.

it is nitrogen gas.

thank you

Answer 2

Explanation:

Representation of data in the form of bars or rectangles is called _________.