Problem 3: You have two energy numbers. One is Still] bible and the other one is 51m MMBtu. What's the difference between them? What's the relationship between them? Convert both numbers to the SI unit. Problem 4: You will see later, we use [2 = male?\" to calculate heat. Assume the mess is 5 kg. e! = [1.241 Eituilhm\"F for air, and the temperature difference is 50 R. Calculate heat in both SI and IF" units