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Applying the Entropy Balance: Closed SystemsAn insulated
Chapter 6, Problem 67P(choose chapter or problem)
An insulated vessel is divided into two equal-sized compartments connected by a valve. Initially, one compartment contains steam at \(50 \mathrm{\ lbf} / \mathrm{in} .^{2}\) and \(700^{\circ} \mathrm{F}\), and the other is evacuated. The valve is opened and the steam is allowed to fill the entire volume. Determine
(a) the final temperature, in \({ }^{\circ} \mathrm{F}\).
(b) the amount of entropy produced, in \(\mathrm{Btu} / \mathrm{lb} \cdot{ }^{\circ} \mathrm{R}\).
Questions & Answers
QUESTION:
An insulated vessel is divided into two equal-sized compartments connected by a valve. Initially, one compartment contains steam at \(50 \mathrm{\ lbf} / \mathrm{in} .^{2}\) and \(700^{\circ} \mathrm{F}\), and the other is evacuated. The valve is opened and the steam is allowed to fill the entire volume. Determine
(a) the final temperature, in \({ }^{\circ} \mathrm{F}\).
(b) the amount of entropy produced, in \(\mathrm{Btu} / \mathrm{lb} \cdot{ }^{\circ} \mathrm{R}\).
ANSWER:Solution 67P
Step 1 of 3:
In this question, we need to find the final temperature in
In part b, we need to find the amount of entropy produced in
Data given
Initial pressure of the steam
Initial Temperature