Questions 9 through 12 please!

OBINPHYS8 4.P.016. MY NOTES ASK YOUR TEACHER The depth of the Pacific Ocean in the Mariana Trench is 36,198 ft. What is the gauge pressure at this depth? psi Need Help? Read It 10. [-/2 Points] DETAILS OBINPHYS8 4.P.021. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER An ebony log with volume 13.6 fts is submerged in water. What is the buoyant force on it (in lb)? (Enter the magnitude.) Need Help? Read It 11. [-/2 Points] DETAILS OBINPHYS8 4.P.022. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER An empty storage tank has a volume of 8,170 ft3. What is the buoyant force exerted on it by the air? (Assume the air is at 0.C and 1 atm.) Need Help? Read It 12. [-/2 Points] DETAILS OBINPHYS8 4.P.024. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER A modern-day zeppelin holds 9,340 m of helium. Compute its maximum payload at sea level. (Assume the helium and air to be at 0.C and 1 atm. ) Z Need Help? Read It