Answered: A runner burns 2.56x103 kj during a…

Science

Chemistry

A runner burns 2.56x103 kj during a five-mile run. How manny nutritional Calories did the runner burn?

Chemistry: Matter and Change

1st Edition

ISBN:9780078746376

Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom

Publisher:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom

Chapter15: Energy And Chemical Change

Section15.1: Energy

Problem 1PP

See similar textbooks

Related questions

Q: What is the specific heat of a 65.51 g piece of an unknown metal that exhibits a 45.2°C temperature…

A: Weight of unknown metal= 65.5 1g Temperature (∆T)= 45.2°C Absorbed heat=1870 J

Q: what is the heat capacity of 49 mL of water? (density of water is 1.00 g/mL)

A: Heat capacity of any substance is defined as the energy required to raise the temperature of the…

Q: What is the specific heat of a 66.51 g piece of an unknown metal that exhibits a 45.2°C temperature…

A: The relation between specific heat and heat energy is given by q = m * C * ΔT Where q = heat energy…

Q: How many calories of heat (energy) would it take to heat 25.0 g of water from 35.0 °C to 45.0 °C?…

A: Given, Mass of water(m)= 25g Final temperature = 45°C Initial temperature = 35°C Temperature…

Q: A Santa Barbara Charburger and Habit contains 9.30 * 102 Calories. How much energy (in kilojoules)…

A: Energy = 9.30 × 102 Calories We need to convert it to kilojoules.

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: You heat 2 g of water from 25 °C to 26 °C. How many calories of energy are transferred to the water?…

A: Given: Mass of water = 2g ∆T = 26-25 = 1°C Cwater = 1 cal/g°C

Q: How much ammonia, in grams, can be turned into gas with 65.0Kj of energy added to it?

Q: On a brisk walk, a person burns about 318 Cal/h. If the brisk walk were done at 3.8 mi/h, how far…

A: We have burning of calorie as 318 cal/h . Rate of walking is 3.8 mi/h . We have to calculate the…

Q: Imagine that you have a Styrofoam cup filled with 20.0 grams of water at room temperature (25.0 °C).…

A: Given: the mass of water = 20.0 g The temperature of water = 25.0 °C The mass of zinc metal = 8.00 g…

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

Q: How much heat in calories does it take to raise the temperature of 5 grams of water from 22 C to 38…

A: Specific heat capacity of water is 4.18

Q: A 65 kg person walking 6.5 km/hr requires 1390 kJ of energy per hour. How much further does he have…

Q: Resting metabolism. Suppose a body loses heat to the environment at the rate of 100 J/ hr. How long…

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: 59. An adult eats food whose nutritional energy totals approxi- mately 2.2 x 10 Cal per day. The…

A: Given data Energy consumed by Adult : q1 = 2.2x103 Cal/day Energy burn by Adult : q2 = 2.0x103…

Q: Resting metabolism. Suppose a body loses heat to the environment at the rate of 100 J/ hr. How long…

A: 2) Given : Rate of heat lost at resting position = 100 J/hr And total energy of cookie = 60 cal…

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

A: The energy given by gasoline is 1 gal. The energy required by television in one hour is 150 kJ.

Q: A student burns a small snack food item and finds that it releases 40,800 J of energy. How many…

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

Q: How many calories are required to raise the temperature of a 35.0 g sample of iron from 25 °C to 35…

A: given, the weight of a sample of iron = 35.0g initial temperature, T1 = 25 0C Final temperature, T2…

Q: After absorbing 1.700 kJ of energy as heat, the temperature of a 0.500-kg block of copper is 47°C.…

Q: How much heat, in joules and calories, is needed to heat up 1.00 mL of water from 22.3°C to 87.6°C?

A: We have given that Volume of water= 1ml We know that Density of water = 1g/ml Mass of water = 1g…

Q: A coffee-cup calorimeter contains 70 mL of water with an initial temperature of 24.9°C. An unknown…

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: In the lab, a cube of wood has a mass of 35.8 grams and its temperature rises from 20.3oC to 79.5oC…

A: Given: The mass of wood, (m)=35.8 g The initial temperature, (Ti)=20.3oC The finaal temperature,…

Q: How many small calories will a 298-pound athlete consume after running a distance of 458 yards in…

A: Step:I Given that: Mass of the athlete, m⇒298 lb…

Q: What is the heat of fusion for 89 grams when the heat capacity is 54 J/g?

A: Given : Mass of substance = 89 g And heat capacity of substance = 54 J/g

Q: What heats up the fastest when exposed to the same amount of energy?A.Sand (c = 0.830 J/g•oC)…

A: Specific heat (c) of a substance is defined as the amount of heat required by a substance to raise…

Q: A 56 kg person walking 6.8 km/hr requires 1260 kJ of energy per hour. How much further does he have…

A: Given, Weight of person = 56 Kg Energy required to walk 6.8 Km/hr = 1260 KJ per hour. Energy…

Q: A) A hamburger comtains 409 kilocalories(409 cal). How many kJ is this? B) If a jogger burns 1225 kJ…

A: (a) The conversion of kilocalories into kilojoules is

Q: coffee-cup calorimeter contains 30 mL of water with an initial temperature of 24.8°C. An unknown…

Q: What is the energy value (kcal/g) for the oil?

A: Given :- mass = 0.40 g Heat energy = 17.3 KJ To convert :- energy from kJ to kcal/g

Q: A 11.08 gram sample is heated to an initial temperature of 100 oC. The sample is then placed in a…

A: Mass of sample = 11.08 g Initial temperature = 100 ◦C Final temperature = 27 ◦C

Q: observes

A: Given: Weight of LiCl g 10.30 Weight of Water g 250.00 Initial T deg C 22.00 Final T…

Q: Consider 1n NO and NO2 and each kept in a 500mL container at 37℃.Which has a greater kinetic…

Q: Duncan takes a break from studying and goes to the gym to swim laps. If swimming burns 9.05×105…

A: Calorie and Joule both are units of energy. Calorie can be converted into Joule as shown in the…

Q: Natural gas, or methane, is an important fuel. Combustion of one mole of methane releases 802.3…

Q: A 2.15-gram raw cashew nut is burned. The heat released raises the temperature of a 100.0-gram…

A: Given : Mass of water = 100.0 g Mass of cashew = 2.15 g Initial temperature of water = 18.2 oC Final…

Q: 1 kilojoule (kJ) = 1,000 joules (J) 1 kilocalorie (kcal) = 1,000 calories (cal) 1 calorie = 4.14 J…

A: Applying basic rule of unit conversion.

Q: A coffee-cup calorimeter contains 50 mL of water with an initial temperature of 24.8°C. An unknown…

A: Given: Volume of water = 50 mL Initial temperature of water = 24.8 oC And the final temperature of…

Q: Chemistry 1A student drops 105.0 grams of copper with an initial temperature of 95.4 °C into a…

A: 105.0 grams of copper with an initial temperature of 95.4 °C 100.0 grams of water. The water in the…

Q: A student heats a piece of 130 g of an unkown grayish metal to a temp. of 99.2 °C. she places the…

A: Given;

Q: If 585 J of energy are absorbed by 125.6 g of aluminum and the initial temperature is from 20.0 oC,…

A: The amount of heat absorbed (or released) by fixed amount of a substance to change its temperature…

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

Q: If an athlete expends about 7.10 x 10² Cal/hr then how many minutes would need to run to "burn off"…

Q: Ethyl alcohol, C2H5OH, has a specific heat of 2.40 ?? °?. Which of the following statements best…

A: Specific heat = 2.40 J /g °C Which statement is best described : a) It takes 1 joule of energy to…

Q: The nutritional Facts label for a 100 g serving of hard pretzels shows that it has 2.63 g of fat,…

A: The data of energy content in kJ/g provided in answer is approximate value. The energy in kJ for…

Q: During an experiment, 98 g of water is used in the Styrofoam cup. The initial temperature of water…

A: The heat energy gained by water is provided from the heat energy of the metal. Hence, the heat…

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

A: unit conversion:- 1kcal = 4184 joules 1 kj = 1000j

Q: A student burns a small snack food item and finds that it releases 60,900 J of energy. How many…

Question

100%

A runner burns 2.56x10³ kj during a five-mile run. How manny nutritional Calories did the runner burn?

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

9.15 Carry out the following conversions of energy units: (a) 14.3 Btu Into calories, (b) 1.4105 cal into joules, (c) 31.6 mJ into Btu
Which is the least expensive source of energy in kilojoules per dollar: a box of breakfast cereal that weighs 32 ounces and costs $4.23, or a liter of isooctane (density, 0.69 19 g/mL) that costs $0.45? Compare the nutritional value of the cereal with the heat produced by combustion of the isooctane under standard conditions. A 1.0-ounce serving of the cereal provides 130 Calories.
(a) If you eat a hot dog, it will provide 160 Calories of energy. Express this energy in joules. (b) The packet of nonsugar sweetener in Figure 4.3 provides 16 kJ of nutritional energy. Express this energy in kilocalories.
Which of the following is an endothermic process? combustion of gasoline in a car engine i>sublimation of carbon dioxide: water condensing on a cold pipe freezing juice to make popsicles
A 45-g aluminum spoon (specific heat 0.88 J/g C) at 24 C is placed in 180 mL (180 g) of coffee at 85 C and the temperature of the two become equal. (a) What is the final temperature when the two become equal? Assume that coffee has the same specific heat as water. (b) The first time a student solved this problem she got an answer of 88 C. Explain why this is clearly an incorrect answer.
Consider the following diagram when answering the questions below. a. Compare balls A and B in terms of potential energy in both the initial and final setups. b. Ball A has stopped moving in the figure on the right above, but energy must be conserved. What happened to the potential energy of ball A?