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About 670 joules.
The energy content of coal can vary, but on average, one kilogram of coal contains around 24 megajoules (MJ) of energy.
82.9 joules.
3.6 mega joules
A calorie is about 4.2 joules, therefore a kilocalorie is about 4200 joules. You can multiply by this number.
2.1 MJ
56 kilo joules = 56,000 joules
My but
About 670 joules.
3280 kcal = 13,730 kJ
10000
roughly 25 calories, 1 calorie is roughly 4 joules.
Kilo is the prefix for one thousand. So, 3,872.8 joules is 3.8728 kilojoules.
200 per kilo
0.0629
1 calorie = 4.18 joules; 470 joules = 112 cal; 1 nutritional cal(Cal) = 1 kilo-cal = 1000 cal; 470 joules = 0.112 Cal
Kilo means 1000 So the answer is 1/1000 = .001 kJ