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Physics / Physics with MasteringPhysics 4 / Chapter 18 / Problem 9P

Physics with MasteringPhysics | 4th Edition | ISBN: 9780321541635 | Authors: James S. Walker

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· · IP Energy from Gasoline Burning a gallon of gasoline

Chapter 18, Problem 9P

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QUESTION:

Problem 9P

· · IP Energy from Gasoline Burning a gallon of gasoline releases 1.19 × 108 J of internal energy. If a certain car requires 5.20 × 1.05 J of work to drive one mile, (a) how much heat is given off to the atmosphere each mile, assuming the car gets 25.0 miles to the gallon? (b) If the miles per gallon of the car is increased, does the amount of heat released to the atmosphere increase, decrease, or stay the same? Explain.

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QUESTION:

Problem 9P

· · IP Energy from Gasoline Burning a gallon of gasoline releases 1.19 × 108 J of internal energy. If a certain car requires 5.20 × 1.05 J of work to drive one mile, (a) how much heat is given off to the atmosphere each mile, assuming the car gets 25.0 miles to the gallon? (b) If the miles per gallon of the car is increased, does the amount of heat released to the atmosphere increase, decrease, or stay the same? Explain.

ANSWER:

Step 1 of 4

We have to calculate the amount of heat released to the atmosphere along with each gallon of gasoline and to explain the amount of heat is increased, decreased or same if the mileage is increased.

Provided,

Energy released while burning 1 gallon gasoline,

Energy required to drive one mile,

The mileage of the car,

a)

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