Clause 18 of this important section gives the legislative branch the power to make all laws which shall be necessary and proper, and to carry out the enumerated powers (U.S. Constitution, Article I, Section 8, Clause 18).
There are 81 calories in a 1/2 large Sweet Potato (Without Salt, Baked In Skin, Cooked). Calorie breakdown: 1% fat, 93% carbs, 6% protein.
CANNED SWEET POTATO. RAW SWEET POTATO. If you add butter, oil, or margarine, the calorie content will be higher. There are 20 calories in 1 small pat of butter (0.1 oz or 3g), 33-34 calories in 1 teaspoon of butter, and 101 calories in 1 tablespoon of butter.One tablespoon of pure oil is more, depending on the type of oil. 21 calories in 1 ounce, or 28g, of mashed sweet potato. 2  42 calories in 2 ounces, or 57g, of sweet mashed potato. 3  74 calories in a 3.5 ounce, or 100g, small serving of sweet mashed potato. 4  126 calories in a 6 ounce, or 170g, larger portion of sweet mashed potato.