commercially available cold packs are simple in design: a pouch with water on one side, isolated by a barrier from a specific salt on the other side. when the barrier is broken, the salt and water mix and the solution turns cold. select which of the statements is true about the reaction occurring in cold packs.

answer:

none of the above. although a banana can be turned into a liquid

answer:

it's true that when your child reaches the age of eighteen, they are legally seen as an adult and are legally responsible for their own behavior instead of their parents. they can't break laws, of course – being 18 just means you can be tried as an adult, not that you're free to do anything you .

explanation: