How many calories is one card equal to

How many calories is one card equal to

"Large calorie", also known as kilocalorie, is a practical unit of heat. It is 1000 times of 1 calorie
"Card" is the abbreviation of "calorie". It is the temperature of 1 gram of pure water at 10 ℃
The amount of heat required to raise one degree centigrade
Usually we say the card is a large card, and the small card is a very small unit of heat, generally rarely used

How many calories is a kilogram of fat equal to?

But our weight is not all fat, so the consumption of 7700 kcal can lose more weight. If we press 70% water content, 7700x0.3 = 2310 kcal can lose 1kg