Question

calculate 1 calorie into kgs

Answer 1

1 calorie = 4.184 joules

Answer 2

1 calorie is the amount of heat required to raise the temperature of 1 g of water from 14.5 to 15.5 degree Celsius. This is found to be 4.2 joules. So 1 calorie = 4.2 joules (4.18 actually)