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Asked Jun 14, 2010, 01:20 PM — 2 Answers
The pressure of Cl2 gas in a 2.0-L cylinder is 300 kPa at 25C. What is the pressure (in kPa) when this gas is released into a 100-L chamber at 25C?

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ebaines Posts: 10,055, Reputation: 5539
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#2

Jun 14, 2010, 01:43 PM
Use the Ideal Gas Law: . Since the values of and are all constant in this problem, you know that the product of pressure times volume must be constant as well. Thus . You have values for and , so you can calculate .
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Unknown008 Posts: 8,147, Reputation: 3745
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#3

Jun 15, 2010, 08:20 AM
If you know Boyle's Law, this would give you directly the formula:



Which brings down to the same thing as what ebaines said.
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