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Chemistry
a 0.25-g sample of a liquid was vaporized at 100 degree celcius. The vapor occupied 125 ml under a pressure of 0.96 atm. What is the molecular weight of the liquid?
1 answer
Use PV = nRT and solve for n = number of moles. Then n = grams/molar mass. You kow n and g, solve for molar mass.
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