Question

A barrier separates the chemical reactants in an unused cold pack. The barrier breaks when the cold pack is squeezed. Why do you think the cold pack is designed this way?

Please answer ASAP! Will mark as brainliest!

Answer 1

Answer:

For preservation purpose may be. To keep it fresh.

Explanation:

For example products like potato chips, They use Nitrogen gas that keep the product from reacting with outside Oxygen which can spoil the food with germinal growth.