CHE-121 Written assignment 6 - Name Michael Winningham College ID 0278709 Thomas Edison State College General Chemistry I with Labs(CHE-121 Section no

# CHE-121 Written assignment 6 - Name Michael Winningham...

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Name: Michael Winningham College ID: 0278709 Thomas Edison State College General Chemistry I with Labs (CHE-121) Section no.: Module 6 Semester and year: March 2015 Written Assignment 6: Gases Answer all assigned questions and problems, and show all work. 1.A gas occupying a volume of 725 mL at a pressure of 0.970 atm is allowed to expandat constant temperature until its pressure reaches 0.541 atm. What is its final volume? 2. The volume of a gas is 5.80 L, measured at 1.00 atm. What is the pressure of the gas in mmHg if the volume is changed to 9.65 L? (The temperature remains constant.) (5 points) 5.80 = (P)(9.65) P = 5.80/9.65 = 0.601 atm 1 atm = 760 mmHg 0.601 atm = (0.601)(760) = 456.76 mmHg 3.Why is the density of a gas much lower than that of a liquid or solid under atmospheric conditions? What units are normally used to express the density of gases? (5 points)

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