Suppose you can climb stairs at a rate of 101 steps/min, which typically burns calories at a rate of 9.8 kcal/min. How long, in minutes, could you climb stairs on just the 93.0 kcal of energy in a 10.0-g pat of butter? How many flights is this if each flight has 16 stairs?

Q: How many times does a 60.0 kg person need to climb a 10.0 stairway to "work off"each excess Cal…

A: Given , Weight of person = 60.0 kg

Q: A 1423 kg car is traveling down the road at 94.2 km/h. While traveling at this rate of speed, what…

A: The kinetic energy of any moving objects is 12mv2, where m is the mass of the object and v is the…

Q: A pound of body fat stores an amount of chemical energy equivalent to 3500 Cal. When sleeping, the…

A: A pound of body fat stores an amount of Chemical Energy equivalent to 3500 Cal. Also, while sleeping…

Q: A 1261.8kg car is traveling down the road at 81.81 km/h. While traveling at this rate of speed, what…

A: The kinetic energy of the vehicle in kilojoules is = 325.8 kJ

Q: Perform the conversions between energy units. 411 kJ = 2885 kcal = kJ 6.49 x 106 J = kcal

A: Energy unit conversations.

Q: Carlys meal is 834 total kcals. Her meal is 54% carbohydrate, 25% protein, and 21% fat how many…

A: Let the mass of the food be x g. Amount of carbohydrate present in the food = 0.54x g Amount of…

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: Suppose you burn a 2.3 g sample of potato chips. You use the heat given off from that process to…

A:

Q: In a 1m3 sample of air, 3g of water that was heated so that all 3g evaporated. How many calories of…

A: 1m3 sample of air, 3g of water

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

A:

Q: Perform the conversions between energy units. 6.00×102 kJ=__________ J 2585 kcal= ____________ kJ…

A: According to the unit conversion, 1 kJ is equal to 1000 J. Thus, the conversion into J is shown…

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: How many calories are in 4601 J ? (1 cal = 4.184 J)

A: Different physical quantities can be measured in several units. Each unit of the same physical…

Q: Suppose you burn a 2.6 g sample of potato chips. You use the heat given off from that process to…

A: Given: The mass of the potato chips burned = 2.6 g The amount of water = 26.0 g The initial…

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: Perform the conversions between energy units. 663 kJ=663 kJ=   JJ 2655 kcal=2655 kcal=   kJkJ…

A: Unit conversion of the energy:        1 kJ = 1000 J 1kcal = 4.184 kJ

Q: a 0.2500g sample of a pretzel is burned . The heat it gives off is used to heat 50.00g of water from…

A: Amount of heat liberated: It is calculated as,

Q: A 1533 kg car is traveling down the road at 99.0 km/h. While traveling at this rate of speed, what…

A: Here we use the formula of kinetic energy K.E = 1/2 m* V^2 Where m = mass of car = 1533 kg V =…

Q: None

A: Completed Table:| Food | Energy Content (kcal) | Energy Content (kJ) || Small apple | 95  | 397 ||…

Q: One gram of fat gives off approximately 9.86 kilocalories of energy when metabolized. How many…

A: Given: Energy in Kcal = 9.86 Kcal.

Q: convert 255.0 calories to Joules. (1 cal = 4.184J)

A: Solution:- Given - 255.0 calories.  We have to calculate how many joules in 255.0 calories.

Q: To measure the caloric content of a new breakfast bar, you burn a 2.00 g sample in a calibrated bomb…

A: Given : Mass of breakfast bar = 2.00 g                             Heat capacity of calorimeter =…

Q: How much heat in kcal must be added to 0.47 kg of water at room temperature (20°C) to raise its…

A: Specific heat :- The amount of heat required to rise the temperature of 1 gram or 1 kg of a…

Q: A student places a block of hot metal into a coffee cup calorimeter containing 168.5 g of water. The…

A:

Q: A compound has a mass of 45.632 grams was added to 500.0 ml of water with an initial temperature  of…

A: The density and specific heat capacity of water at standard conditions are 1g/mL and 1 Cal/g.0C.

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: Part A During one week, Charles swam for a total of 2.5h and walked for a total of 8.5 h. If Charles…

A: Only first question is answered according to the policy

Q: How many Joules are there in 43.3 kcal? (1 cal = 4.184 J)

A: The conversion of quantity from one unit system to another unit system is known as unit conversion.…

Q: How much heat is required to raise the temperature of 22.6 g of water from -15 °C to 145 °C? heat:…

A: Given the mass of water is 222.6 gInitial temperature is -15oC.Final temperature is 145oC.How much…

Q: A person uses 494.9 kcal of energy to run a race. Convert the energy used for the race to the…

A: In nutritional terms, the calorie with a capital 'C' is actually a kilocalorie. Therefore, 1 Calorie…

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: A 135 g sample of gold originally at 40.8 °C was heated with 161 calories. The specific heat of gold…

A:

Q: A serving size of four cookies contains 7 g of fat, 16 g of carbohydrates, and 5 g of protein. If…

A: A gram of fat has about 8  kilocalories  so 7 gm of fat is equivalent of 8*7=56 kilocalories =…

Q: A sample of mercury at 14.0°C is warmed to 128.0°C when 795 cal of heat is added. What is the mass…

A: Amount of heat,Q required to change the temperature of a substance of mass ,m and specific heat…

Q: Walking at a brisk pace burns off about 280 Cal/h. How long would you have to walk to burn off the…

A: The total calories in the cheeseburger are; Total calories=4 Cal/g of carb×34 g of carb+4 Cal/g of…

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

A:

Q: 137 kJ to Calories.

A: Given  Energy =137 KJ

Q: Perform the conversions between energy units. 791 kJ=                                             J…

A:

Q: chemistry

A: Dear student I have given answer to your question in the image format.

Q: Complete the following table. Round each of your answers to 3 significant digits. food an ounce of…

A: This problem is based on significant figures.Here we have to convert calorie(cal) to kilocalorie…