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December 22, 2014

Homework Help: chemistry

Posted by mark matat on Thursday, April 7, 2011 at 12:44pm.

1 ) A sample of vapor occupies a volume of 125 ml at 100 celcius and 748 torr. What is its volume under STP conditions?

2) A sample of vapor weighing 0.745 g filled a 250 ml flask when placed in a water bath at 98 degree celcius. The barometric presure that day was 753 torr. Calculate the volume of the vapor at STP, and the weight of one mol of the violate liquid?

Please explain, will greatly appreciate!

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