Homework Help: Chemistry

Posted by Caitlin on Tuesday, November 20, 2012 at 6:58pm.

A sample of oxygen is collected in a 387 mL container over water at 15◦C, and the barom- eter reads 738 torr. What volume would the dry gas occupy at 781 torr and 15◦C? Water’s partial pressure at 15◦C is 12.8 torr.
Answer in units of mL

Chemistry - DrBob222, Tuesday, November 20, 2012 at 9:28pm
Use (P1V1/T1) = (P2V2/T2)
V1 = 387 mL
P1 = 738mm-12.8 = ?

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