Convert 157 calories to kilojoules

Q: A serving of peanut butter contains 204 food calories. The serving contains 9 grams of protein, 16…

A: Given information: Food calories = 204 cal Mass of fat = 16 g Mass of protein = 9 g Mass of…

Q: hen 1.0 gg of gasoline burns, it releases 11 kcal of heat. The density of gasoline is 0.74 g/mLg/mL.…

A: Given : Energy = 11Kcal. Amount of gasoline = 1.0 gallon.

Q: how many calories correspond to 28.4 J?

A: Concept introduction- Joule and Calorie both are units of energy. Energy can be converted into heat.…

Q: A student places a block of hot metal into a coffee cup calorimeter containing 160.5 g of water. The…

A:

Q: Carbohydrate Requirements (sugars and starch in rice, potato, pasta, bread, sugar, fruits, etc.) :…

A:

Q: A runner burns 2.56x103  kj during a five-mile run. How manny nutritional Calories did the runner…

A: Nutritional Calorie is an energy unit and defined as the amount of energy to heat 1 kilogram of…

Q: How many calories are needed to raise 500 grams of water from 25 degrees Celsius to 40 degrees…

A: mass of water(m) = 500 gspecific heat(c) = 4.18 J/goCTi = 25oCTf = 40oC

Q: Carbohydrates serve as a vital source of chemical energy to the human body. Carbohydrates are broken…

A: 10. 0 g of carbohydrate produce 170kJ of energy. We can this energy into kcal.  We know that 1 cal =…

Q: 49.6g of water is heated from 22.3 degrees C to 101.2 degrees C. How many calories did this take?

A:

Q: A typical candy bar contains 281 food Calories, which is 281 kcal. How many kilojoules are contained…

A: Given that : Energy provided by one candy bar = 281 kcal. We have to calculate the kilojoules of…