Using Specific Volume, Volume, and PressureA spherical

Chapter 1, Problem 21P

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QUESTION:

A spherical balloon holding \(35 \mathrm{lb}\) of air has a diameter of \(10 \mathrm{ft}\). For the air, determine (a) the specific volume, in \(\mathrm{ft}^3 / \mathrm{lb}\) and \(\mathrm{ft}^3 / \mathrm{lbmol}\), and (b) the weight, in lbf. Let \(g=31.0 \mathrm{ft} / \mathrm{s}^2\).

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QUESTION:

A spherical balloon holding \(35 \mathrm{lb}\) of air has a diameter of \(10 \mathrm{ft}\). For the air, determine (a) the specific volume, in \(\mathrm{ft}^3 / \mathrm{lb}\) and \(\mathrm{ft}^3 / \mathrm{lbmol}\), and (b) the weight, in lbf. Let \(g=31.0 \mathrm{ft} / \mathrm{s}^2\).

ANSWER:

Solution

Step 1

In this problem, we have to find the specific volume and weight of a spherical balloon. The given the mass is  and the diameter is .

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