As long as the use-by date hasn't expired, it should be okay.
it might be a bit flat if it has been shaken a lot.
Open it up and try a little bit, if it tastes weird, then it's best to get a new one.
Provided its container is still sealed - yes.
Provided its container is still sealed - yes.
yes
No.
This depends on if he is old enough to drink beer.
As much as they want!
No, it's not okay for you 17 month old to have a temperature of 102.4, take him/her to their doctor, and while you're at it get your brain examined.
The heat is not good for infants. So no.
It means that it needs to pee okay ?
no
Have him or her drink warm water.
/give them water to drink
give him solid food and let him drink the amount he wants to drink
yes that is the legal age 2 start drinking