Unless somebody poisoned it while you weren't watching, yes, it's fine.
No. They should be discarded.
Beef tamales are at risk of bacterial growth when left out at room temperature overnight. A good idea if still interested in eating is to reheat in the microwave to kill any microorganisms.
several hours
The standard rule is that no cooked food should be left out for more than two hours before it is refrigerated. For safety's sale, that rule should be followed.
No, chicken cannot be left out. It should be chilled for sure. Anything over two hours is definitely entering the danger zone.
It is unlikely and certainly not worth the risk.
It is not safe to live any food that has water in it for to much hours outside the unrefriger.
Sniff it. Butter gone bad will have a rancid, stinky smell. If it still smells sweet, it's good to eat.
yup, they are fine
There's no way to know if it is actually good or not. It should not have been left out at room temperature for that long. You will have to make the decision whether or not to use it.
No they shouldn't be left outside all the time. You can leave them out for about 12 hours, but they still need love.
Yes