Energy Temperature Conversions 27. Convert the following temperatures to degrees Celsius. a. 108.0 F b. -45.0 F c. 298 K d. 145 K 28. Convert the following temperatures to degrees Fahrenheit. a. -18.0 C b. 25.0C C. 77 K d. 4 K 29. Convert the following temperatures to Kelvin. a. 98.6 F b. 35.0 C c. -20.0 C Energy Calculations 30. A hamburger contains 409 kilocalories (409 Cal). How many kJ is this? b. If a jogger burns 2200 kJ during her 5-mile run, how many kilocalories did she use up? How many hamburgers will it take to replace those kilojoules that she used up? 31. The specific heat of Al is 0.901J/gC. The specific heat of Iron is 0.449 J/gC. Which substance will require the most heat to change its temperature by 5 C? If the same amount of heat is added to 125g samples of aluminum and iron, which substance will end up at the higher final temperature?