11. The valve between the 2.00-L bulb, in which the gas pressure is 1.00 atm, and the 3.00-L bulb, in which the gas pressure is 3.10 atm, is opened. What is the final pressure in the two bulbs, the temperature remaining constant?(A) 0.400 atm (B) 1.84 atm (C) 2.26 atm (D) 1.86 atm (E) 2.05 atm

13. Which of the following statements is (are) false?I. The layering in a hexagonal closest-packed structure is aba.II. A body-centered cubic unit cell has four atoms per unit cell.III. For unit cells having the same edge length, a simple cubic structure would have a smaller density than a body-centered cube.IV. Atoms in a solid consisting of only one element would have six nearest neighbors if the crystal structure were a simple cubic array.(A) I(B) II(C) II, III(D) I, IV(E) II, III, IV

11. The valve between the 2.00-L bulb, in which the gas pressure is 1.00 atm, and the 3.00-L bulb, in which the gas pressure is 3.10 atm, is opened. What is the final pressure in the two bulbs, the temperature remaining constant?

(A) 0.400 atm
(B) 1.84 atm
(C) 2.26 atm
(D) 1.86 atm
(E) 2.05 atm

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