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April 19, 2014

Homework Help: General Chemistry

Posted by Kim on Wednesday, June 20, 2012 at 12:57pm.

At STP, a 5.00L flask filled with air has a mass of 543.251g. The air in the flask is replaced with another gas and the mass of the flask is 566.107g. The density of air is 1.29g/L. What is the gas that replaced the air?

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