question archive Weight of flask, Al foil, and rubber band  = Trial 1= 91

Weight of flask, Al foil, and rubber band  = Trial 1= 91

Subject:ChemistryPrice: Bought3

Weight of flask, Al foil, and rubber band

 = Trial 1= 91.985g Trial 2=92.176g

Weight of flask, Al foil, rubber band, and condensed liquid  =Trial 1=92.306g Trial 2=92.350g

Mass of condensed liquid = Trial 1=.321g Trial 2=.174g

Temperature of boiling water =100oC

Barometric Pressure = 760mm Hg 

Volume of flask =150mL 

Moles of condensed liquid =0.004898mol 

Molar mass of unknown liquid =Trial 1=65.54 gm /mol Trial 2=35.52gmol

Number of unknown liquid =?????

In my lab experiment I did 2 trials of a Molar Mass of a Volatile Liquid, with my calculations how do I get the number of unknown liquid please explain??

pur-new-sol

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