if it requires 45.8 cal to melt 8.6 g of a substance, what is the heat of fusion of the substance?
The specific heat of water is 1 cal/g °C (a definition). The number of calories needed to raise the temperature of 32 g of water from 12.0 °C to 16 °C is Report your answer to the nearest 1 calorie.
The specific heat of copper is 0.093cal/g °C, and the specific heat of silver is 0.057 cal/g °C. If 100 cal of heat is added to one g of each metal at 25 °C, what is the expected result?
The heat of vaporization for water is 540 cal/g. How many kilocalories are needed to change 4 g of liquid water to steam at 100 °C? Treat the heat of vaporization as exact.
A serving of fish contains 60g of protein and 18g fat. If protein has a caloric value of 4 kcal/g and fat has 9 kcal/g, how many kcal are in the service?
A slice of pizza contains 28g of carbohydrate, 13g of protein and fat. if the pizza contains 250kcal, how many grams of fat are present? kcal/g for carbohydrate, 9 kcal/g for fat, and 4 kcal/g for protein.
answer to the nearest 1 g of fat.