Calories per gram of food (kcal/g)  mass of food burned (g

Q: A sample of water is cooled from 45 degrees Celsius to 25 degrees Celsius by the removal of 20…

A: Since the heat involved in the process of cooling or heating is given by Q = mCΔT where Q = heat…

Q: A chocolate bar made of dark chocolate gives an energy of 630 calories. Convert this energy to…

A: Given energy is 630 calories.

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

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

Q: How many Kcal of heat is needed to increase the temperature of 800 grams water having   temperature…

A: We use the following formula, Q=mc∆t where m =mass of substrate                          C=specific…

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 runner burns 2.56 x10^3 kJ during a five mile run how many nutritional calories did the runner…

A: Given : energy burned in KJ = 2.56 X 103 KJ

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: Convert 17.3 JJ to Calories 132 kJkJ to Calories 56.2 CalCal to joules.

A: In this question, the energy values are provided and they have to be converted into mentioned units:…

Q: Convert this energy value to kilocalories (kcal). 153 kJ = kcal

A:

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: 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…

A:

Q: A fruit-and-oatmeal bar contains 142 nutritional Calories. Convert this energy to calories.

A: Solution- 142 nutritional Calories Convert this energy to calories-

Q: How many calories are there in a 255 Calorie snack bar? 60.9 none of the above 1.07 x 103 2.55 x 105…

A: Option d is correct. 2.55 *10^5. There are 1000 calories in every Calorie.If you take 255 x 1000…

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

A: Given,Energy = 187kJ.

Q: N2 (g) + 3 H2 (g) 2 2 NH3 (g) + 100 KJ

A: Le Chatelier principal explained the effect of concentration, temperature and pressure on…

Q: How many calories are required to raise the temperature of 225g of water from 42.0 degrees C to 75.0…

A: Given that, Now, the heat required to raise the temperature is calculated by following equation:…

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

A:

Q: omplete the following table. Be sure each of your answer entries has the correct number of…

A: Food Energy content when eaten   calorie (cal) kilo calorie (kcal) kJ a slice of cooked…

Q: How many joules are in 510 Cal (food calories)?

A: Given ,  Energy in cal = 510 cal

Q: Convert each of the following energy units: a. 3500 cal to kcal b. 415 J to cal

A: Since you have posted a  question with sub-parts , we are entitled to answer the first three…

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

A:

Q: calculate the calories present in the following meal? 66 g of oats , 30 g of beans , 4 g of…

A: The calorie is used as a unit of energy used in nutrition. It is amount of energy per gram or per…

Q: 3. Specific heat is defined as the amount of energy needed to raise the temperature of 1 gram of a…

A: The definition of specific heat has to be given,

Q: A person uses 587 kcal of energy to run a race. Convert the energy used for the race to the…

A:

Q: How many calories of heat are needed to raise the temperature of 75g of water from 20 ᵒ C to 80 ᵒ C.

A:

Q: Perform each conversion between energy units. 3.71×106 kJ to kcal Express the value in kilocalories…

A: 1 Kcal = 1000 cal  1cal = 4.184J 1Kcal = 4.184J

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: calculate the heat, in kcal, required to raise the temperature of 35.6 g of water from 10 degrees…

A: The heat capacity of water states that when the temperature of 1 g of water is raised by 1 degree…

Q: chemistry

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

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

A: Generally, 1 kcal contains 4.184 kJ.

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: How many calories are required to raise the temperature of 225g of water from 42.0 degrees Celcius…

A: Calories are required to raise the temperature of 225g of water from 42.0 degrees Celcius to 75.0…

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

A: Specific energy: It is the energy required for one unit of mass. Energy density: The amount of…

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: heat

A:

Q: The heat from a candy bar's Calories can raise the temperature of a 4.50 kg bucket of water from 4°C…

A:

Q: A 2.9-g sample of rice is placed in a calorimeter. When the sample is burned, 23 kJ is given off.…

A: Given:- 2.9 g rice on burning gives 23 kJ energy.                            2.9 g gives=> 23 kJ…

Q: Computations of calories per mass of food

A: Temperature change of water (°C) 24.27-22.68 = 1.59 °C Heat gained by water (cal). mc∆T= 109.14…

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

A:

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: 139 kJ to Calories

A: Given: Energy  = 139 kJ convert into calories.

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

A:

Q: 1. Calculate the amount of energy in both units of Joules (J) and Nutritional Calories (Cal) in a…

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…