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Why dW=pdV?

Started by wolffporter | Last post by umangarora October 16, 2011, 12:48:46 PM

2 Replies
4727 Views
Last post October 16, 2011, 12:48:46 PM
by umangarora
1 Replies
2008 Views
Last post July 13, 2018, 07:13:27 AM
by Enthalpy
Why Internal energy is dependent on State ?

Started by 5416339 | Last post by Yggdrasil January 08, 2011, 01:29:51 AM

1 Replies
2708 Views
Last post January 08, 2011, 01:29:51 AM
by Yggdrasil
why ionic radius of K+ > Ca2+?

Started by e_w | Last post by leela sriram October 25, 2009, 03:57:24 PM

2 Replies
7025 Views
Last post October 25, 2009, 03:57:24 PM
by leela sriram
Why is ΔU = 0 for isothermal?

Started by G O D I V A | Last post by researcher November 22, 2009, 09:56:05 AM

4 Replies
28480 Views
Last post November 22, 2009, 09:56:05 AM
by researcher
1 Replies
1601 Views
Last post July 13, 2013, 03:19:03 AM
by Borek
Why is Copper Red? and Caesium golden?

Started by kkjc2 | Last post by kkjc2 December 03, 2005, 05:24:53 PM

3 Replies
12044 Views
Last post December 03, 2005, 05:24:53 PM
by kkjc2
why is dimethyl ketene colorful ?

Started by bluemonster | Last post by AWK July 19, 2007, 04:08:47 AM

1 Replies
5382 Views
Last post July 19, 2007, 04:08:47 AM
by AWK
Why is ethane the simplest fibre?

Started by antimatter101 | Last post by antimatter101 October 30, 2012, 04:31:20 AM

9 Replies
2763 Views
Last post October 30, 2012, 04:31:20 AM
by antimatter101
Why is HCl a weaker acid than HF in glacial acetic/ethanoic acid?

Started by AhBeng | Last post by cck05 November 09, 2009, 10:16:58 AM

2 Replies
7142 Views
Last post November 09, 2009, 10:16:58 AM
by cck05
Why is PH3 a polar molecule when P and H have the same electronegativity?

Started by AhBeng | Last post by parranoya September 28, 2012, 01:24:05 PM

3 Replies
45095 Views
Last post September 28, 2012, 01:24:05 PM
by parranoya
why is Rate law like that???

Started by 2810713 | Last post by 2810713 February 14, 2006, 03:57:06 AM

10 Replies
9934 Views
Last post February 14, 2006, 03:57:06 AM
by 2810713
Why is the autoignition temperature of Hydrogen so high? 530 C

Started by curiouscat | Last post by Enthalpy August 12, 2015, 02:27:46 PM

7 Replies
7894 Views
Last post August 12, 2015, 02:27:46 PM
by Enthalpy
Why is the Kinetic Isotope Effect (H/D) larger for OH > NH > CH

Started by questor | Last post by Enthalpy May 07, 2012, 07:12:20 AM

6 Replies
4004 Views
Last post May 07, 2012, 07:12:20 AM
by Enthalpy
Why is they sky blue?

Started by aqhl | Last post by pantone159 October 19, 2006, 12:25:17 AM

2 Replies
3655 Views
Last post October 19, 2006, 12:25:17 AM
by pantone159
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