SMANSA Science

jh asked:


A 1.70 -diameter vat of liquid is 2.90 deep. The pressure at the bottom of the vat is 1.30 . What is the mass of the liquid in the vat?

Styrofoam has a density of . What is the maximum mass that can hang without sinking from a 80.0 -diameter Styrofoam sphere in water? Assume the volume of the mass is negligible compared to that of the sphere.

A gymnasium is 11.0 high. By what percent is the air pressure at the floor greater than the air pressure at the ceiling?

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wigwag2333 asked:


An empty tank is 6 feet in diameter and 10 feet long. The tank is placed underground in a horizontal position and to a depth where the ground water level is 4 feet above the top of the tank. The buoyant force on the tank due to the ground water is MOST NEARLY ______ lbs.

A. 15,600
B. 16,600
C. 17,600
D. 18,600

Please proved a detailed explanation!
THank you I think I was overthinking the problem

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