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Why only one peak in NMR-spectra? (butane-2,3-diol)

Started by kensher | Last post by kensher April 20, 2019, 04:54:21 PM

5 Replies
667 Views
Last post April 20, 2019, 04:54:21 PM
by kensher
why pcbs are a concern.

Started by caelab | Last post by Mitch October 02, 2007, 03:15:57 AM

1 Replies
2384 Views
Last post October 02, 2007, 03:15:57 AM
by Mitch
4 Replies
6095 Views
Last post June 22, 2009, 09:57:10 PM
by lancenti
Why phosphorus is more reactive than sulphur?

Started by dolphinsiu | Last post by dolphinsiu January 27, 2006, 08:50:56 AM

4 Replies
8157 Views
Last post January 27, 2006, 08:50:56 AM
by dolphinsiu
Why pressures stays constant

Started by ctpengage | Last post by Borek August 08, 2008, 03:48:12 AM

4 Replies
2974 Views
Last post August 08, 2008, 03:48:12 AM
by Borek
4 Replies
1570 Views
Last post April 11, 2014, 12:18:16 AM
by hereticaljavascripter
Why Strawberries bleed

Started by paintbl11 | Last post by paintbl11 May 29, 2009, 12:16:42 AM

2 Replies
3019 Views
Last post May 29, 2009, 12:16:42 AM
by paintbl11
Why there is no 'quadra' bond?

Started by lsc04361 | Last post by lsc04361 November 16, 2009, 04:51:09 AM

4 Replies
13933 Views
Last post November 16, 2009, 04:51:09 AM
by lsc04361
Why there is no element with one electron in the 5f?

Started by Lemos | Last post by Jasim October 01, 2012, 09:41:23 AM

5 Replies
3238 Views
Last post October 01, 2012, 09:41:23 AM
by Jasim
Why this complex ion can't exist?

Started by Johulus | Last post by Borek March 01, 2015, 05:02:08 PM

3 Replies
1662 Views
Last post March 01, 2015, 05:02:08 PM
by Borek
why use sulphuric acid as solvent for potassium dichromate and K. permanganate?

Started by gracie | Last post by Garneck April 08, 2005, 11:44:51 AM

1 Replies
4085 Views
Last post April 08, 2005, 11:44:51 AM
by Garneck
why vapor pressure and boiling point

Started by roadkillbunny | Last post by Borek August 15, 2005, 05:25:11 AM

7 Replies
6776 Views
Last post August 15, 2005, 05:25:11 AM
by Borek
Why we write (Al2so4)3 not (Al2So4)2 ?

Started by Alok | Last post by Alok July 12, 2007, 08:03:25 AM

3 Replies
3865 Views
Last post July 12, 2007, 08:03:25 AM
by Alok
Why were iron filings used in this lab

Started by jsaroya | Last post by Borek May 09, 2010, 12:00:35 PM

1 Replies
2026 Views
Last post May 09, 2010, 12:00:35 PM
by Borek
why why 2questions

Started by illusionme | Last post by freezard7734 January 24, 2010, 11:53:42 PM

1 Replies
1818 Views
Last post January 24, 2010, 11:53:42 PM
by freezard7734
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