An adult eats food whose nutritional energy totals approximately 2100 CalCal per day. The adult burns 1800 CalCal per day. How much excess nutritional energy, in kilojoules, does the adult consume per day?         Express your answer using one significant figure.

Q: You have a 15.0 gram sample of gold at 20.0°C. How much heat does it take to raise the temperature…

A: Heat supplied, Q = msdt

Q: A backpacker wants to carry enough fuel to heat 2.0kg of water from 25 degrees C to 100.0 degrees C.…

A: Given,Mass of water = 2.0kgInitial temperature = 25 degree CelsiusFinal temperature = 100 degree…

Q: A 2.9-gg sample of rice is placed in a calorimeter. When the sample is burned, 26kJ is given…

A: The quantities which come across during the scientific studies are named as physical quantities. The…

Q: A gram of gasoline produces 45.0kJ of energy when burned. Gasoline has a density of 0.77/gmL. How…

A: Gasoline is a petrolium substance and contain the number ofcarbon atom C4 to C12 and gasoline is a…

Q: A runner burns 2.46×10^3 kJ during a five-mile run. How many nutritional Calories did the runner…

A: A runner burns 2.46 * 10^3 kJ during a five-mile run.  2.46 * 10^3 kJ = 2.46 * 10^6 J To find…

Q: - Q2: A person swimming at 2 miles per hour requires 360 +46 Calories per hour per 100 pounds of…

A: A person swimming at 2 miles per hour requires 360+46 Calories per hour per 100 pounds of body mass.…

Q: Complete the following table. Round each of your answers to 3 significant digits. energy content…

A: We know that 1 cal = 4.184 J 1 kcal = 4.184 kJ 1 kcal = 1000 cal

Q: In metric terms, a typical automobile averages 5.72 km/L of gasoline burned. Gasoline has a heat of…

A:

Q: The nutritional information label for food items provides the calorie content and other nutritional…

A: Given: Donuts Composition:  Carbs = 32 g Fats = 12 g Proteins = 2g and Energy Value: Carbs = 17 KJ/g…

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

A:

Q: A 2.9-gg sample of rice is placed in a calorimeter. When the sample is burned, 26kJ is given off.…

A: From data mass of sample, m = 2.9 g  heat released, Q = 26kJ  Formula used Energy value = Qm

Q: One cup of soft-serve ice cream contains 43 g of carbohydrate, 11 g of protein, and 24 g of fat. How…

A: Given :  Mass of carbohydrate in ice cream = 43 g  Mass of protein in ice cream = 11 g  Mass of fat…

Q: Edna ate one cup of corn chips, one cup of chicken a la king, and a nectarine for a total of 688…

A: Given, Total energy = 688 kcal mass of protein = 30 g mass of carbohydrate = 43 g mass of fat = 44 g…

Q: A 12.48g sample of an unknown metal, heated to 99.0˚C was then plunged into 50.0mL of 25.0˚C water.…

A: Given, Mass of the sample = 12.48 g Initial Temperature of water = 25.0 oC Final temperature of…

Q: During a very light activity, such as reading or watching television, the average adult expends…

A: The light activity lije reading or watching television required 7kj/min 1kJ= 0.239 Kcal. 7Kj=…

Q: Enter your answer in the provided box. Ammonia (NH3) decomposes to hydrogen and nitrogen and 22.0…

A:

Q: One hour of bicycle riding can require 500-900 kcal of energy, depending on the speed, the terrain,…

A: Given : rate of energy consumed = 505 Kcal/hr Mass of fat to lose = 21.0 lbs Energy of 1 g of fat =…

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

A:

Q: Greesy-Snax potato chips contain 180 Calories per serving. The manufacturer wants to remove enough…

A: The number of calories per serving of Greesy-Synax potato chips is given as .The number of calories…

Q: A hot tub holds 350.0 liters of water. How much energy, in kilocalories (kcal), would be required…

A: Given : Volume of water = 350.0 L Density of water = 1.000 g/mL = 1.000 Kg/L               (since 1…

Q: A 1555 kg car is traveling down the road at 95.4 km/h. While traveling at this rate of speed, what…

A: Given  Mass of Car( m )  = 1555 Kg             Speed( v)  =  95.4 km/h  Kinetic Energy of Vehicle =…

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

A:

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

A:

Q: Part C 2.64x103 kJ to kW h Express the value in kilowatt-hours to three significant figures. ν ΑΣφ…

A:

Q: Burning one gram of gasoline produces 47.9 kJ of energy. Express the heat energy In kilocalories (…

A: The given information is as follows: The gasoline produces energy = 47.9 kJ The energy produced in…

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

A: We have to convert 119 KJ = ? KCal

Q: Carrie is trying to figure out the number of calories in a cube of cheese. To do this, she pours…

A: Given is, mass of water = m = 149.5 mL Temperature before = T1 = 17.8°C Temperature after = T2 =…

Q: Brad tries out a weight-loss plan that involves repeatedly lifting a 41.4-kg barbell from the floor…

A:

Q: A light bulb consumes energy at a rate of 80.0 joules per second. How long in seconds will it take…

A: Its given that the light bulb consumes 80 Joules of energy per second. We have to find the time…

Q: A certain physical process requires 36.00 kilojoules (kJ) of heat.  Convert this quantity to…

A: Given : Energy in KJ = 36.00 KJ

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: A large mug containing 490 g of hot water at 90 °C is left sitting on a table, and gradually cools…

A: We know, heat released or absorbed (q) is calculated from the equation -  q = mC∆T  Where, m= mass…

Q: A person uses 740 kcalkcal on a long hike. Calculate the energy used for the hike in each of the…

A: Given, Energy = 740 kcal Energy= ? Joules Note:  1 kcal = 4184 Joules

Q: 6 kWhkWh to joules Express your answer using two significant figures.   Convert 229 cal to…

A: In this question, we need to convert the given value from one unit to another unit using the…

Q: When a 0.69-g sample of olive oil is burned in a calorimeter, the heat released increases the…

A: The amount of energy for a particular amount of matter present at specific temperature with specific…

Q: One hour of bicycle racing can require 500-900 kcal of energy, depending on the speed of the race,…

A:

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

A: Given , Amount of energy stored = 136 kJ

Q: A Snickers® candy bar contains 280 kilocalories, of which the fat content accounts for 120…

A: Energy in kilocalories is equal to 4.184 Joules.

Q: A backpacker wants to carry enough fuel to heat 2.4kg of water from 25 C to 100.0 C. If the fuel he…

A: Given: Mass of water= 2.4 kg Initial temperature= 25 C Final temperature= 100.0 C

Q: The energy needed to keep a 75 - watt lightbulb burning for 1.0 hr is 270kJ. Calculate the energy…

A:

Q: One hour of bicycle racing can require 500-900 kcal of energy, depending on the speed of the race,…

A: Given : Amount of energy required = 650.0 Kcal/hr 1 Kcal = 4.184 KJ Time of cycling = 175 mins  And…

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

A: