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Chapter 9 Thermal Energy

Chapter 9 Thermal Energy . 9.5 Heat Units are Energy Units. One c alorie. The energy needed to change 1 gram of H 2 O by 1. Joules. 4.184 J = 1 calorie. 1000 calories. 1 kilocalories 1 kcal 1 C alorie (food calorie). Example 1. Convert 245 calories to kilocalories. Example 2.

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Chapter 9 Thermal Energy

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  1. Chapter 9Thermal Energy 9.5 Heat Units are Energy Units

  2. One calorie • The energy needed to change 1 gram of H2O by 1

  3. Joules 4.184 J = 1 calorie

  4. 1000 calories • 1 kilocalories • 1 kcal • 1 Calorie (food calorie)

  5. Example 1 Convert 245 calories to kilocalories.

  6. Example 2 Convert 4.50 kilocalories to calories.

  7. Example 3 Convert 3800 calories to Calories.

  8. Example 4 Convert 65 Calories to calories.

  9. Example 5 Convert 830 calories to joules.

  10. Example 6 Convert 364 joules to calories.

  11. Example 7 Convert 9008 joules to Calories.

  12. Example 8 Convert 160 Calories to joules.

  13. Ex: Determining the Energy Content of Food

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