11. [0/2 Points] DETAILS PREVIOUS ANSWERS OBINPHYS8 4.P.022. MY NOTES ASK YOUR TEACHER PRACTICE AN An empty storage tank has a volume of 7,730 fts. What is the buoyant force exerted on it by the air? (Assume the air is at 0.C and 1 atm.) X lb Need Help? Read It 12. [0/2 Points] DETAILS PREVIOUS ANSWERS OBINPHYS8 4.P.024. MY NOTES ASK YOUR TEACHER PRACTICE A A modern-day zeppelin holds 9,190 m of helium. Compute its maximum payload at sea level. (Assume the helium and air to be at 0C and 1 atm.) X N Need Help? Read It 13. [0/2 Points] DETAILS PREVIOUS ANSWERS OBINPHYS8 4.P.028. MY NOTES ASK YOUR TEACHER PRACTICE A A boat (with a flat bottom) and its cargo weigh 5,600 N. The area of the boat's bottom is 8 me. How far below the surface of the water is the boat's bottom when it is floating in water? * m Need Help? Read It