We now apply the definition of mass percent.Mass percent C 2 H 5 OH 100% 100% 100% 0.990% C 2 H 5 OHSelf-Check Exercise 15.1A 135-g sample of seawater is evaporated to dryness, leaving 4.73 g of solidresidue (the salts formerly dissolved in the seawater).
There are 70 calories in a 4 slices serving of Sara Lee Deli Roast Beef Slices. Calorie breakdown: 34% fat, 6% carbs, 60% protein.
Calories in Roast Beef. The favorite choice for the term Roast Beef is 1 medium slice of Roast Beef which has about 110 calories. Calorie and nutritional information for a variety of types and serving sizes of Roast Beef is shown below. Popular Serving Sizes of Roast Beef.