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 Difference between calorie, Calorie, and kilocalorie. A calorie is a unit of energy. We tend to associate calories with food, but they apply to anything containing energy.For example, a gallon (about 4 liters) of gasoline contains about 31,000,000 calories.t turns out that the Calories on a food package are actually kilocalories (1000 calories = 1 kilocalorie). The word is sometimes capitalized to show the difference, but usually not. A food Calorie contains 4,840 joules. A can of soda containing 200 Calories contains 200,000 calories, or 200 kilocalories.