Tuesday
September 16, 2014

Homework Help: Chemistry HELP!!

Posted by Ben on Thursday, April 28, 2011 at 10:16am.

A sample of nicotine weighing 0.3204 g was vaporized in a flask with a volume of 487 mL. This sample exrted pressure of 74.3 mm Hg at 20 degrees C. What is the molar mass of nicotine?

I know this has to do with N=P*V/R*T. and 1 atm=760 mm Hg.
Please help and show work. chemistry is not a good subject for me and i'm struggling to understand. thanks

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Chemistry - A sample of nicotine weighing 0.3204 g was vaporized in a flask with...
Chemistry - a sample of helium gas is in a closed system with a movable piston. ...
chem - A sample of PCl5 weighing 2.69 grams is placed in a 1.000 liter flask and...
chemistry - A sample of gas weighing 9.0 (g) at a pressure of 1 atm occupies a ...
chemistry - Someone can help me please? A gas sample weighing 0.528 g is ...
Chemistry - Mass of flask, boiling chips, foil cap and unknown after cooling ...
Chemistry - 1. Mass of flask, boiling chips, foil cap and unknown after cooling ...
chemistry - a sample of vapor weighing 0.745 g filled a 250 ml flask when placed...
chemistry - a sample of vapor weighing 0.745 g filled a 250 ml flask when placed...
chemistry - 1)A sample of CO2 gas which weighs 0.85 grams has a volume of 1.30 ...

Search
Members