Absolutley: the phone should still be able to receive the energy coming from the outlet when it is off. If your phone does not charge: You should probably take it to your closest phone carrier store to resolve the problem...
it doesn't really matter but i usually turn mine off before, just out of habit.
yes you can
No
If your cell phone will not charge it could be the battery or the battery charger. You best way to find out is to try the battery charger on a similar phone and see if it charges the other one.
$35.00
This is a stupid thing to do. Charging it when the battery in it. What's the point!!!!!!!!!! It proberly would if you did because there is nothing there to charge!!!!
I don't think that charging a cell phone battery every night hurts the battery. It does not matter how long the battery is being charged. The battery is created for specified period of time and then needs to be changed.
A solar cell phone charger is a electrical device, that uses a solar panel to charge a phone battery.
The Motorola Cell Phone Car Charger will allow you to charge your cell phone up to 90% of its battery capacity in a few hours.
put it in the fridge
No, not safely. It will not charge it, but it may make it explode.
3-4 hours
The battery brand itself doesn't matter. It depends on how much charge the battery can hold. A good way to improve battery life is to charge it only when your phone is down to the last bar . Don't charge it unnecessary.
It is a cell phone charger that you can take with you. A cell phone charger is what you use to keep your battery from dying. You will need to charge your phone once a week or so.
There are cell phone chargers that are available that run on solar and wind power, which generates electricity.