if a food label identifies the total number of kilocalories in a bowl of cereal as 140 and the carbohydrate kilocalories as 100, what is the approximate percentage of energy supplied by carbohydrates?

Q: Classify the following processes as exothermic or endothermic: (a) freezing of water; (b) boiling of…

A: "As there are more than three subparts in this question, we will solve the first three for you. For…

Q: Two units of measurement for energy are calories and joules. The measurement of 32.3 kj is the same…

A: Energy can be measured in Joules as well as in Calories and Joule is the SI unit of energy.…

Q: A student eats pasta to fuel her for the track competition the next day. As converted to energy,…

A: Law conservation of energy states that energy can neither be created nor destroyed.

Q: On a 16.5 ounce bag of potato chips, the manufacturer states that the single serving is one ounce,…

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Q: 54. Perform each conversion. (a) 345 Cal to kilowatt-hours (b) 23 J to calories (c) 5.7 × 10° J to…

A: Hi, since you have posted questions with multiple subparts we will answer first three subparts for…

Q: Calculate the kilocalories for each of the following:                                        a. one…

A: Conversion factor : 1 kilocalorie  = 4.184 kilojoule  (a) 131 kJ = 1314.184kcal = 31.31 kcal     (b)…

Q: a person practicing yoga for one hour burns 285 kilocalories (kcal), how many joules (J) of energy…

A: 1kcal=4184joule 285kcal= 285×4184= 1192440joule

Q: Methane, CH4, is a major component of marsh gas. When 0.5000 mol methane burns to produce carbon…

A: Given : Heat = -445.1 KJ

Q: In the illustration, N is color-coded as blue and O is color-coded as red. ⠀- What kind of change is…

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Q: How much heat is required to raise the temperature of 34.0 g of water from-15 °C to 145 °C? heat:…

A: Given mass of water is 34.0g Initial temperature is -15oC. Final temperature is 145oC. How much heat…

Q: Water's heat of fusion is 80. cal/g , and its specific heat is 1.0 cal/g⋅∘C .Some velomobile seats…

A: Heat is consumed to convert frozen water to liquid water. The amount of heat consumed is the heat of…

Q: The label of a black cherry almond energy bar with a mass of 68 g lists the nutrition facts as 39 g…

A: 4:Given:Mass of energy bar = 68 g Mass of carbohydrate = 39 g Mass of fat = 5g Mass of protein = 10…

Q: A serving of fish contains 60 g protein and 18 g of fat. If protein has a caloric value of 4 kcal/g…

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Q: A ball has a kinetic energy of 4.50 kJ. If the ball has a mass of 120.0 g, how fast is the ball…

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Q: The specific heat of Uranium is 0.12 Joules / Uranium x Celcius. Convert the specific heat of…

A: Given :  Specific heat of  uranium = 0.12 Joules / gram x Celsius

Q: Calculate the energy needed to heat the cube of silver, with a volume of 10.0 cm, from 18 °C to 26 "…

A: Given : Volume of silver cube = 10.0 cm3 = 10.0 mL                                   (since 1 cm3 =…

Q: In metric terms, a typical automobile averages 5.76 km/L of gasoline burned. Gasoline has a heat of…

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Q: If 10 grams of 20 degree water is heated up to 40 degrees, how many calories were transferred?

A: Given: Mass of water = 10 g. Initial temperature of water = 20 oC And final temperature of water =…

Q: How many joules of nutritional energy are in a bag of chips with a label that lists 245 Cal? If 1lb…

A: Given information,Nutritional energy present in a bag of chips =245 Cal.

Q: You lose 5 pounds over a 30-day period. Which of the following quantities act like astate function:…

A: It is given that you lose 5 pounds in 30 days.  We have given the following quantities : amount of…

Q: An adult eats food whose nutritional energy totals approximately 2400 Cal per day. The adult burns…

A: Energy intake = 2400 Cal per day. Energy consumed = 2200 Cal per day.

Q: A tablespoon of olive oil contains 115 nutritional calories. How many joules of energy are in this…

A: Given : energy in calories = 115 cal.

Q: Suppose that a person eats a diet of 2383 Calories per day. Convert this energy into joules.

A: Suppose that a person eats a diet of 2383 Calories per day. This energy is to be converted into…

Q: In the US, nutritional energy is reported in Calories (Cal). One nutritional Calorie is equal to one…

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Q: 4. An athlete eats food in order to get energy for their competition that day. What type of energy…

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Q: A 88.0 g ball traveling at a speed of 2.30 m/s has a kinetic energy of J

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: One pound of body fat releases approximately 4500 kcal of energy when it is metabolized. How many…

A: This can be calculated by first changing the calories into joules and then equating it with the…

Q: kJ per hour ?

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Q: A car whose mass is 5.30 x 10° lb is traveling at a speed of 53 miles per hour. What is the kinetic…

A: Given that : Mass of the car = 5.30 x 103 lbs Speed of the car = 53 miles/hr

Q: A 68.0 kg person uses 214 kJ of energy to walk 1.00 km. This energy comes from “burning" glucose…

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Q: |The specific energy and density of gasoline is -47.3 MJ/kg and 716 kg/m³, respectively. What is its…

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Q: a person uses 530 kcal on a walk around campus. Calculate the energy used for the walk in joules.

A: For the conversion to kilocalories to the joles we use the relation as  1kcal = 4,184 J So, by using…

Q: The average adult human burns 2.00 × 10° kcal per day in energy. What is this rate in kJ per hour ?

A: Given: Energy= 2.00×103 To find: The rate of energy in kJ per hour

Q: Once he executes the daring jump out of the plane the skydivers energy is converted to what type of…

A: When we have velocity then the kinetic energy is considered.

Q: An adult eats food whose nutritional energy totals approximately 2100 Cal per day. The adult burns…

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Q: How many calories of energy correspond to 28.4J ?

A: 1. In physical chemistry, for the measurement  of total energy, we have to use some important units…

Q: A 0.25g sample of a pretzel is burned. The heat it gives off is used to heat 50. g of water from 18…

A: Given information: Mass of sample = 0.25 g Mass of water = 50.0 g Initial temperature = 18°C Final…

Q: How many kJ of energy can be released by a banana containing 150 Calories?

A: Calories (Cal) and Kilo-Jules (kJ) are the units of Energy. When any food will be taken by us It…

Q: If a television requires 150 kJ/h to run, how many hours can the television run on the energy…

A: 1 gallon of gasoline has energy equal to 33.7 kWh 1kWh = 3600000 J/s 33.7 kWh = 33.7 X 3600000 J/s =…

Q: A young patient drinks whole milk as part of her diet. Calculate the total kilocalories if the glass…

A: Given data: Given milk contains Carbohydrate = 12 g, Fat = 9 g, Protein = 9 g. The calorie content…

Q: unit for specific energy?

A:

Q: How much heat is required to raise the temperature of 44.0 g of water from -15 °C to 115 °C? heat:…

A: Given,  Initial temperature = Tinitial = -15 0C  Final temperature = Tfinal = 115 0C  Mass of water…

Q: Units of Energy?

A: 1.) Joule It is the amount of energy transferred to an object when one newton force is applied to…

Q: If a glass of water and a lake have the same temperature, which has more thermal energy?

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Q: A water heater contains 60 gal of water. How many kilowatt-hours of energy are necessary to heat the…

A: Conversion of the units of volume from gallon to mL: The mass of water can be calculated as given…

Q: A nutritional bar contains 8575 nutritional calories. How many joules of energy is this?

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Q: If the energy in a serving of food can heat up 450,000 g of water 1 degrees C how many calories are…

A: Calories served can be calculated using the following equation: Q = m.s.ΔT Where Q = energy per…

Q: A person uses 411.3 kcal of energy to run a race. Convert the energy used for the race to the…

A: Energy used = 411.3 kcal

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…