Certifying Authority. A digital signature is an electronic form of a signature that can be used to authenticate the identity of the sender of a message or the signer of a document, and also ensure that the original content of the message or document that has been sent is unchanged.
Calculate the number of kilocalories from fat. (1 gram of fat = 9 kcal; 1 gram of carbohydrate or protein delivers 4 kcal.) Source(s): calculate number kilocalories fat: https://tr.im/12Lai.
The term for 1,000 calories is kilocalories or kcal, and the term for 1,000 joules is kilojoules or kJ. 1 calorie = 4.184 joules 1 kilocalorie (kcal) = 4.184 kilojoules (kJ) However, outside of scientific literature, it has also become common practice to refer to kilocalories as calories. calorie is a unit of measure of the energy required to raise the temperature of 1 gram of water by 1 degree C. A joule is a unit of electrical energy, commonly used in the physical sciences, equal to the work done when a current of one ampere is passed through a resistance of one ohm for one second.