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AP Chem-Help

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1AP Chem-Help Empty AP Chem-Help Fri Jan 15, 2010 8:48 pm

Ahmed

Ahmed
NH Admin
NH Admin

I am looking for a site that has the multiple choice questions of previous AP Chem exams. I tried college board, but they just have the Free-Response questions.

2AP Chem-Help Empty Re: AP Chem-Help Fri Jan 15, 2010 8:53 pm

Doc

Doc
NH Member
NH Member

dunno how helpful this would be

http://www.roomd113.com/AP%20Mult.htm

looks too easy IMO

3AP Chem-Help Empty Re: AP Chem-Help Fri Jan 15, 2010 8:56 pm

Ahmed

Ahmed
NH Admin
NH Admin

Ok thanks!

If you find any other sites please post. My chem teacher said our finals will all be past AP Chem questions.

4AP Chem-Help Empty Re: AP Chem-Help Fri Jan 15, 2010 9:06 pm

The Banker

The Banker
NH Member
NH Member

i'm feeling very n00bish after looking at those Qz man
-______________________-

5AP Chem-Help Empty Re: AP Chem-Help Fri Jan 15, 2010 9:08 pm

Ahmed

Ahmed
NH Admin
NH Admin

Noobish because they are easy or hard?

6AP Chem-Help Empty Re: AP Chem-Help Fri Jan 15, 2010 9:10 pm

The Banker

The Banker
NH Member
NH Member

lolz @ easy..
coz they are hard man... i swear i never heard of half that stuff xD

7AP Chem-Help Empty Re: AP Chem-Help Fri Jan 15, 2010 9:11 pm

Ahmed

Ahmed
NH Admin
NH Admin

I am taking this right now:

http://www.4tests.com/exams/questions.asp?googlebot=33

Take it and tell em your score. I can't believe that these are so called "AP" questions...they are too easy to the point of disgrace.

8AP Chem-Help Empty Re: AP Chem-Help Fri Jan 15, 2010 9:27 pm

The Banker

The Banker
NH Member
NH Member

LOOOOOOOOLZ i did em man xD
lets just say i got over 50%
==========
i never heard of half da stuff :S

9AP Chem-Help Empty Re: AP Chem-Help Fri Jan 15, 2010 9:30 pm

Ahmed

Ahmed
NH Admin
NH Admin

This test?? That I just posted??????????

Those were EASY questions!

10AP Chem-Help Empty Re: AP Chem-Help Fri Jan 15, 2010 9:32 pm

The Banker

The Banker
NH Member
NH Member

yh yh thats what u say xD
and what da hell is STP?? Surprised

11AP Chem-Help Empty Re: AP Chem-Help Fri Jan 15, 2010 9:33 pm

Ahmed

Ahmed
NH Admin
NH Admin

Lol Razz

Standard Temperature and Pressure.
1 ATM
273 K

12AP Chem-Help Empty Re: AP Chem-Help Fri Jan 15, 2010 9:33 pm

Doc

Doc
NH Member
NH Member

Mistress of Salamz wrote:yh yh thats what u say xD
and what da hell is STP?? Surprised


standard temperature and pressure ... 22.4 L i think

13AP Chem-Help Empty Re: AP Chem-Help Fri Jan 15, 2010 9:33 pm

Ahmed

Ahmed
NH Admin
NH Admin

No Sayf, 22.4 L is the volume of an ideal gas.

14AP Chem-Help Empty Re: AP Chem-Help Fri Jan 15, 2010 9:34 pm

Doc

Doc
NH Member
NH Member

no u fjehingiues ... it has somethin to do with stp

15AP Chem-Help Empty Re: AP Chem-Help Fri Jan 15, 2010 9:36 pm

The Banker

The Banker
NH Member
NH Member

lolz AP chem looks so hard man
i'll stick with my AS xD
.... and if i manage that i'll do A2
=====
gosh i feel so noobish next to u guyz
lolz xD

16AP Chem-Help Empty Re: AP Chem-Help Fri Jan 15, 2010 9:37 pm

Ahmed

Ahmed
NH Admin
NH Admin

No noob. 22.4 L is the volume of an ideal gas.

And to get the value of an ideal gas, just plug in the STP values (1 ATM and 273 K and 1 mol of gas) in the Ideal Gas Equation (PV=nRT)...you'll get 22.4 L for the volume.

PROOF:

V=((1 mol)(.08206 L-atm/mol-k)(273 K))/1 atm
V=22.4 L

17AP Chem-Help Empty Re: AP Chem-Help Fri Jan 15, 2010 9:39 pm

Doc

Doc
NH Member
NH Member

One mole of an ideal gas will occupy a volume of 22.4 liters at STP

http://hyperphysics.phy-astr.gsu.edu/HBASE/kinetic/idegas.html


n00b Rolling Eyes

18AP Chem-Help Empty Re: AP Chem-Help Fri Jan 15, 2010 9:40 pm

Doc

Doc
NH Member
NH Member

lol me and the n00b are saying the same thing

19AP Chem-Help Empty Re: AP Chem-Help Fri Jan 15, 2010 9:41 pm

Ahmed

Ahmed
NH Admin
NH Admin

And what did I say you noob??

No noob. 22.4 L is the volume of an ideal gas.

And
to get the value of an ideal gas, just plug in the STP values (1 ATM
and 273 K and 1 mol of gas) in the Ideal Gas Equation (PV=nRT)...you'll
get 22.4 L for the volume.

PROOF:

V=((1 mol)(.08206 L-atm/mol-k)(273 K))/1 atm
V=22.4 L

I was saying that 22.4 L is NOT STP. STP is 273 K and 1 ATM.

20AP Chem-Help Empty Re: AP Chem-Help Fri Jan 15, 2010 9:42 pm

Doc

Doc
NH Member
NH Member

do i need to scan my chem book for u? Rolling Eyes

21AP Chem-Help Empty Re: AP Chem-Help Fri Jan 15, 2010 9:42 pm

Ahmed

Ahmed
NH Admin
NH Admin

Go ahead. I am confident about what I say Wink

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