Yes. On modern cars you need a battery at the minimum to start the ignition system. Even in a used car situation no one, dealer or private should be telling you the battery is extra, unless your dealing with a junkyard car.
Yes
regular car battery. standard 12V
A standard lead acid car battery lasts three to seven years.
Standard car battery.
12-13 volts DC
It means that it has a low charge. Standard car batteries are at roughly 12.5v when fully charged. Most standard cars will have difficulty starting if the battery charge is less than 10v
No, you must use a battery with a connection for the vent tube to route battery fumes out of the car as the battery is stored in the trunk.
A hybrid car is a car that runs on battery and gas. It uses standard unleaded regular gas.
I charge my battery 4 hours and 30 minutes
Call Sears or go to a parts store to see what a battery will cost. Most cars use a standard battery that usually runs from about 85.00 to 150.00.
For a 70Ah battery, the volume from one example is 5.6litres A 60Ah one had 4.1Litres Obviously this will vary dependent on capacity and manufacturer
No, a car battery does not have mercury in it. It would be very dangerous to have mercury in a car battery.