From everything I've gathered via theinternet, it all depends on brand, but there is APPROXIMATLEY 1-1.5 mg nicotine per cigarette.
Nicotine.
The nicotine does in smokeless tobacco is at least double that of the amount in a cigarette. That is what makes it so much more addictive than smoking cigarettes.
Cigars
It has in nicotine in it. That's what makes people get hooked on every tobacco product.
Smokeless tobaccos tend to have roughly the same quantities of nicotine. You should know that the nicotine is not the big problem with smokeless (nor with smoking, for that matter). The problem is the chemicals that come along with it, and they are unabated regardless of the source.
The same as all other plants - mostly cellulose and water.
Smoking Tobacco you smoke and smokeless tobacco is placed between the lip and gum. It sits there and causes you to work up saliva which is what you spit. You asorb the nicotine through your lips and gums.
Dipping half a can of snuff a day is the nicotine equivalency of smoking 60 cigaretts a day.
Yes, because you're still receiving nicotine through the smokeles device.
Using smokeless tobacco increases the risk of high blood pressure, which can lead to cardiovascular disease. It also increases the chances of cardiovascular stroke. Smokeless tobacco is highly addictive because of its high nicotine levels.
Cigarettes that are marked ultra light have the least amount of nicotine in them. Quest is said to have the smallest traces of nicotine.
Depends on how much tobacco, what nicotine content of tobacco.