This depends on what you eat, if you ate a choclate bar it would give you more calories than a pear.
It wont matter so much how many calories you are taking in as much as it does for what your doing to even out the intake you put into your body. 1200 calories a day is a normal intake,but look into the fat calories, the sugar and salt intake, and corn syrup, these make the calories bad for your body.
110 calories
158
There are around 3500 calories in a pound of body fat.
3,500 calories.
there are 300 calories in one of their bagels but it depends on what you put on it after that.
On average, 2000 calories per day.
3500 calories :)
Oxygen does not contain calories because it is not a source of energy for the body.
There are many variables that affect the answer. Variables such as how fast your body uses calories. I would estimate about 200-300 calories.
No.
Because your body cannot extract calories from water, the answer is none.