Asteel sphere has an inner volume of 4 liters and weighs 15 lbs when empty. it also has a hole in the top that is 3.33 mm in diameter. the sphere is half filled with ice and the other half in filled with air. the whole system starts at stp. roay 5. what is the total energy needed to raise this system to 100 oc? ..al dol odt yib b eno d a 999 watt he ater is then applied to the steel sphere. assume all parts of the system gain energy at an equal rate 6. what is the temperature of the air and steel when the water reaches 100 °c? sbnu 7. if the pressure of the air in the sphere is always 1 atm, what is the mass transfer rate of the air over the time it takes to heat the water to 100 °c? is it gaining or losing mass?