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.
1 gram of carbohydrates = 4 kilocalories; 1 gram of protein = 4 kilocalories; 1 gram of fat = 9 kilocalories; In addition to carbohydrates, protein and fat, alcohol can also provide energy (1 gram alcohol = 7 kilocalories) Note : - Kilocalorie (kcal) and kilojoule (kJ) are measuring units for energy. 1 kilocalorie is approximately equal to 4.2 kilojoules.