Saturday, November 23, 2013

Molar Volume Lab and Gas Stoich

Hello My Fellow Classmates!


Homework for the Weekend:

- Finish the Molar Volume Lab for Monday
- Complete Gas Stoich Worksheets (under Unit 5 Handouts)
- Continue studying for the Unit 5 Test on Tuesday by working on the Review Packet!

In class, we discussed a lot about the stoichiometry that is involved with finding molar volumes and gas pressures. We also talked more about STP (Standard Temperature and Pressure). You can find the notes on these topics in the Unit 5 section under Unit 5 notes!

Question of the Day:

Jordan asked a very great question in class on Friday and we had a demonstration that displayed some of it.

"Does a gas ever exert no/0 pressure?"

Mrs. Friedmann explained that all gases will exert some pressure, but never 0. This is because particles in gases are constantly moving and bouncing off of one another as well as surroundings. This is what defines a gas. In order to have 0 pressure, the particles would have to stop moving altogether. If the particles stopped moving, they wouldn't form a gas anymore. A gas at "Absolute 0" wouldn't be a gas, but a solid.

Overall, Study tons and tons for the test!

Next Scribe: Elayna M. :)





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