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A mixture of Ar and N2 gases has a density of 1.413 g/L at STP. mole fraction=?

Started by DulceBoxers | Last post by DulceBoxers November 08, 2005, 03:57:22 PM

6 Replies
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Last post November 08, 2005, 03:57:22 PM
by DulceBoxers
Simple Redox Reaction Question

Started by student8607 | Last post by student8607 November 09, 2008, 10:23:28 AM

2 Replies
14007 Views
Last post November 09, 2008, 10:23:28 AM
by student8607
pH Titration Soda Ash

Started by rycharles | Last post by rycharles February 13, 2012, 02:18:01 PM

14 Replies
14018 Views
Last post February 13, 2012, 02:18:01 PM
by rycharles
Molarity of ordinary bleach?

Started by Iodine | Last post by Borek September 14, 2009, 06:34:50 AM

3 Replies
14018 Views
Last post September 14, 2009, 06:34:50 AM
by Borek
Simple device to make copper ions

Started by FusedMan | Last post by arnyk July 01, 2005, 09:30:39 AM

12 Replies
14021 Views
Last post July 01, 2005, 09:30:39 AM
by arnyk
pH Buffer Problem

Started by fyodor.pav | Last post by Borek February 11, 2009, 03:03:05 AM

2 Replies
14024 Views
Last post February 11, 2009, 03:03:05 AM
by Borek
Need help with Equilibrium problem

Started by bpeck8 | Last post by EmperorTeepo February 21, 2010, 09:04:08 PM

3 Replies
14026 Views
Last post February 21, 2010, 09:04:08 PM
by EmperorTeepo
Increasing Ph of metal salt solutions

Started by Terry Gallentine « 1 2 » | Last post by pizza1512 January 26, 2005, 09:12:42 AM

19 Replies
14041 Views
Last post January 26, 2005, 09:12:42 AM
by pizza1512
Help with Conversions

Started by ruboxxx | Last post by ruboxxx September 20, 2013, 05:56:18 PM

5 Replies
14048 Views
Last post September 20, 2013, 05:56:18 PM
by ruboxxx
Blue flame - Is it hotter or colder than yellow flame?

Started by horo1988 | Last post by horo1988 November 05, 2007, 06:03:43 PM

4 Replies
14069 Views
Last post November 05, 2007, 06:03:43 PM
by horo1988
Need major help please

Started by bpeck8 | Last post by Borek October 19, 2009, 03:29:21 AM

6 Replies
14086 Views
Last post October 19, 2009, 03:29:21 AM
by Borek
steamhydrocarbon reforming process

Started by spunkee « 1 2 » | Last post by spunkee February 28, 2005, 12:14:17 AM

17 Replies
14105 Views
Last post February 28, 2005, 12:14:17 AM
by spunkee
Preparing Sodium Phosphate Buffer from Stock Solution

Started by erv10s | Last post by Borek September 10, 2008, 01:46:42 PM

3 Replies
14118 Views
Last post September 10, 2008, 01:46:42 PM
by Borek
Need help with yet another question (entropy change)

Started by Aetos « 1 2 » | Last post by Aetos October 22, 2011, 05:09:12 PM

18 Replies
14138 Views
Last post October 22, 2011, 05:09:12 PM
by Aetos
volume of NaOH in titration

Started by psychoman | Last post by JGK September 18, 2009, 11:23:54 AM

13 Replies
14157 Views
Last post September 18, 2009, 11:23:54 AM
by JGK
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